19818624

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:198

約数の個数: 128

約数和(自身を含む): 61591680

約数和(自身を除く): 41773056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 73, 84, 96, 101, 112, 128, 146, 168, 192, 202, 219, 224, 292, 303, 336, 384, 404, 438, 448, 511, 584, 606, 672, 707, 808, 876, 896, 1022, 1168, 1212, 1344, 1414, 1533, 1616, 1752, 2044, 2121, 2336, 2424, 2688, 2828, 3066, 3232, 3504, 4088, 4242, 4672, 4848, 5656, 6132, 6464, 7008, 7373, 8176, 8484, 9344, 9696, 11312, 12264, 12928, 14016, 14746, 16352, 16968, 19392, 22119, 22624, 24528, 28032, 29492, 32704, 33936, 38784, 44238, 45248, 49056, 51611, 58984, 65408, 67872, 88476, 90496, 98112, 103222, 117968, 135744, 154833, 176952, 196224, 206444, 235936, 271488, 309666, 353904, 412888, 471872, 619332, 707808, 825776, 943744, 1238664, 1415616, 1651552, 2477328, 2831232, 3303104, 4954656, 6606208, 9909312, 19818624]

約数ペア:

[(1, 19818624), (2, 9909312), (3, 6606208), (4, 4954656), (6, 3303104), (7, 2831232), (8, 2477328), (12, 1651552), (14, 1415616), (16, 1238664), (21, 943744), (24, 825776), (28, 707808), (32, 619332), (42, 471872), (48, 412888), (56, 353904), (64, 309666), (73, 271488), (84, 235936), (96, 206444), (101, 196224), (112, 176952), (128, 154833), (146, 135744), (168, 117968), (192, 103222), (202, 98112), (219, 90496), (224, 88476), (292, 67872), (303, 65408), (336, 58984), (384, 51611), (404, 49056), (438, 45248), (448, 44238), (511, 38784), (584, 33936), (606, 32704), (672, 29492), (707, 28032), (808, 24528), (876, 22624), (896, 22119), (1022, 19392), (1168, 16968), (1212, 16352), (1344, 14746), (1414, 14016), (1533, 12928), (1616, 12264), (1752, 11312), (2044, 9696), (2121, 9344), (2336, 8484), (2424, 8176), (2688, 7373), (2828, 7008), (3066, 6464), (3232, 6132), (3504, 5656), (4088, 4848), (4242, 4672)]