989824

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:81

約数の個数: 64

約数和(自身を含む): 2325600

約数和(自身を除く): 1335776

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 37, 38, 44, 64, 74, 76, 88, 128, 148, 152, 176, 209, 296, 304, 352, 407, 418, 592, 608, 703, 704, 814, 836, 1184, 1216, 1406, 1408, 1628, 1672, 2368, 2432, 2812, 3256, 3344, 4736, 5624, 6512, 6688, 7733, 11248, 13024, 13376, 15466, 22496, 26048, 26752, 30932, 44992, 52096, 61864, 89984, 123728, 247456, 494912, 989824]

約数ペア:

[(1, 989824), (2, 494912), (4, 247456), (8, 123728), (11, 89984), (16, 61864), (19, 52096), (22, 44992), (32, 30932), (37, 26752), (38, 26048), (44, 22496), (64, 15466), (74, 13376), (76, 13024), (88, 11248), (128, 7733), (148, 6688), (152, 6512), (176, 5624), (209, 4736), (296, 3344), (304, 3256), (352, 2812), (407, 2432), (418, 2368), (592, 1672), (608, 1628), (703, 1408), (704, 1406), (814, 1216), (836, 1184)]