20379264

素因数分解:

$2^7\times 3^1\times {\mathrm{73}}^1\times {\mathrm{727}}^1$

素因数の和:817

約数の個数: 64

約数和(自身を含む): 54949440

約数和(自身を除く): 34570176

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 73, 96, 128, 146, 192, 219, 292, 384, 438, 584, 727, 876, 1168, 1454, 1752, 2181, 2336, 2908, 3504, 4362, 4672, 5816, 7008, 8724, 9344, 11632, 14016, 17448, 23264, 28032, 34896, 46528, 53071, 69792, 93056, 106142, 139584, 159213, 212284, 279168, 318426, 424568, 636852, 849136, 1273704, 1698272, 2547408, 3396544, 5094816, 6793088, 10189632, 20379264]

約数ペア:

[(1, 20379264), (2, 10189632), (3, 6793088), (4, 5094816), (6, 3396544), (8, 2547408), (12, 1698272), (16, 1273704), (24, 849136), (32, 636852), (48, 424568), (64, 318426), (73, 279168), (96, 212284), (128, 159213), (146, 139584), (192, 106142), (219, 93056), (292, 69792), (384, 53071), (438, 46528), (584, 34896), (727, 28032), (876, 23264), (1168, 17448), (1454, 14016), (1752, 11632), (2181, 9344), (2336, 8724), (2908, 7008), (3504, 5816), (4362, 4672)]