19787904

素因数分解:

$2^7\times 3^2\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:302

約数の個数: 96

約数和(自身を含む): 57879900

約数和(自身を除く): 38091996

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 89, 96, 128, 144, 178, 192, 193, 267, 288, 356, 384, 386, 534, 576, 579, 712, 772, 801, 1068, 1152, 1158, 1424, 1544, 1602, 1737, 2136, 2316, 2848, 3088, 3204, 3474, 4272, 4632, 5696, 6176, 6408, 6948, 8544, 9264, 11392, 12352, 12816, 13896, 17088, 17177, 18528, 24704, 25632, 27792, 34176, 34354, 37056, 51264, 51531, 55584, 68708, 74112, 102528, 103062, 111168, 137416, 154593, 206124, 222336, 274832, 309186, 412248, 549664, 618372, 824496, 1099328, 1236744, 1648992, 2198656, 2473488, 3297984, 4946976, 6595968, 9893952, 19787904]

約数ペア:

[(1, 19787904), (2, 9893952), (3, 6595968), (4, 4946976), (6, 3297984), (8, 2473488), (9, 2198656), (12, 1648992), (16, 1236744), (18, 1099328), (24, 824496), (32, 618372), (36, 549664), (48, 412248), (64, 309186), (72, 274832), (89, 222336), (96, 206124), (128, 154593), (144, 137416), (178, 111168), (192, 103062), (193, 102528), (267, 74112), (288, 68708), (356, 55584), (384, 51531), (386, 51264), (534, 37056), (576, 34354), (579, 34176), (712, 27792), (772, 25632), (801, 24704), (1068, 18528), (1152, 17177), (1158, 17088), (1424, 13896), (1544, 12816), (1602, 12352), (1737, 11392), (2136, 9264), (2316, 8544), (2848, 6948), (3088, 6408), (3204, 6176), (3474, 5696), (4272, 4632)]