20538336

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2351}}^1$

素因数の和:2384

約数の個数: 96

約数和(自身を含む): 66382848

約数和(自身を除く): 45844512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 78, 84, 91, 96, 104, 112, 156, 168, 182, 208, 224, 273, 312, 336, 364, 416, 546, 624, 672, 728, 1092, 1248, 1456, 2184, 2351, 2912, 4368, 4702, 7053, 8736, 9404, 14106, 16457, 18808, 28212, 30563, 32914, 37616, 49371, 56424, 61126, 65828, 75232, 91689, 98742, 112848, 122252, 131656, 183378, 197484, 213941, 225696, 244504, 263312, 366756, 394968, 427882, 489008, 526624, 641823, 733512, 789936, 855764, 978016, 1283646, 1467024, 1579872, 1711528, 2567292, 2934048, 3423056, 5134584, 6846112, 10269168, 20538336]

約数ペア:

[(1, 20538336), (2, 10269168), (3, 6846112), (4, 5134584), (6, 3423056), (7, 2934048), (8, 2567292), (12, 1711528), (13, 1579872), (14, 1467024), (16, 1283646), (21, 978016), (24, 855764), (26, 789936), (28, 733512), (32, 641823), (39, 526624), (42, 489008), (48, 427882), (52, 394968), (56, 366756), (78, 263312), (84, 244504), (91, 225696), (96, 213941), (104, 197484), (112, 183378), (156, 131656), (168, 122252), (182, 112848), (208, 98742), (224, 91689), (273, 75232), (312, 65828), (336, 61126), (364, 56424), (416, 49371), (546, 37616), (624, 32914), (672, 30563), (728, 28212), (1092, 18808), (1248, 16457), (1456, 14106), (2184, 9404), (2351, 8736), (2912, 7053), (4368, 4702)]