19491976448

素因数分解:

$2^8\times 7^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{1367}}^1$

素因数の和:1572

約数の個数: 144

約数和(自身を含む): 45522005760

約数和(自身を除く): 26030029312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 109, 112, 128, 146, 218, 224, 256, 292, 436, 448, 511, 584, 763, 872, 896, 1022, 1168, 1367, 1526, 1744, 1792, 2044, 2336, 2734, 3052, 3488, 4088, 4672, 5468, 6104, 6976, 7957, 8176, 9344, 9569, 10936, 12208, 13952, 15914, 16352, 18688, 19138, 21872, 24416, 27904, 31828, 32704, 38276, 43744, 48832, 55699, 63656, 65408, 76552, 87488, 97664, 99791, 111398, 127312, 130816, 149003, 153104, 174976, 195328, 199582, 222796, 254624, 298006, 306208, 349952, 399164, 445592, 509248, 596012, 612416, 698537, 798328, 891184, 1018496, 1043021, 1192024, 1224832, 1397074, 1596656, 1782368, 2036992, 2086042, 2384048, 2449664, 2794148, 3193312, 3564736, 4172084, 4768096, 5588296, 6386624, 7129472, 8344168, 9536192, 10877219, 11176592, 12773248, 14258944, 16688336, 19072384, 21754438, 22353184, 25546496, 33376672, 38144768, 43508876, 44706368, 66753344, 76140533, 87017752, 89412736, 133506688, 152281066, 174035504, 178825472, 267013376, 304562132, 348071008, 609124264, 696142016, 1218248528, 1392284032, 2436497056, 2784568064, 4872994112, 9745988224, 19491976448]

約数ペア:

[(1, 19491976448), (2, 9745988224), (4, 4872994112), (7, 2784568064), (8, 2436497056), (14, 1392284032), (16, 1218248528), (28, 696142016), (32, 609124264), (56, 348071008), (64, 304562132), (73, 267013376), (109, 178825472), (112, 174035504), (128, 152281066), (146, 133506688), (218, 89412736), (224, 87017752), (256, 76140533), (292, 66753344), (436, 44706368), (448, 43508876), (511, 38144768), (584, 33376672), (763, 25546496), (872, 22353184), (896, 21754438), (1022, 19072384), (1168, 16688336), (1367, 14258944), (1526, 12773248), (1744, 11176592), (1792, 10877219), (2044, 9536192), (2336, 8344168), (2734, 7129472), (3052, 6386624), (3488, 5588296), (4088, 4768096), (4672, 4172084), (5468, 3564736), (6104, 3193312), (6976, 2794148), (7957, 2449664), (8176, 2384048), (9344, 2086042), (9569, 2036992), (10936, 1782368), (12208, 1596656), (13952, 1397074), (15914, 1224832), (16352, 1192024), (18688, 1043021), (19138, 1018496), (21872, 891184), (24416, 798328), (27904, 698537), (31828, 612416), (32704, 596012), (38276, 509248), (43744, 445592), (48832, 399164), (55699, 349952), (63656, 306208), (65408, 298006), (76552, 254624), (87488, 222796), (97664, 199582), (99791, 195328), (111398, 174976), (127312, 153104), (130816, 149003)]