20001984

素因数分解:

$2^6\times 3^1\times {\mathrm{19}}^1\times {\mathrm{5483}}^1$

素因数の和:5517

約数の個数: 56

約数和(自身を含む): 55717440

約数和(自身を除く): 35715456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 152, 192, 228, 304, 456, 608, 912, 1216, 1824, 3648, 5483, 10966, 16449, 21932, 32898, 43864, 65796, 87728, 104177, 131592, 175456, 208354, 263184, 312531, 350912, 416708, 526368, 625062, 833416, 1052736, 1250124, 1666832, 2500248, 3333664, 5000496, 6667328, 10000992, 20001984]

約数ペア:

[(1, 20001984), (2, 10000992), (3, 6667328), (4, 5000496), (6, 3333664), (8, 2500248), (12, 1666832), (16, 1250124), (19, 1052736), (24, 833416), (32, 625062), (38, 526368), (48, 416708), (57, 350912), (64, 312531), (76, 263184), (96, 208354), (114, 175456), (152, 131592), (192, 104177), (228, 87728), (304, 65796), (456, 43864), (608, 32898), (912, 21932), (1216, 16449), (1824, 10966), (3648, 5483)]