1318501504

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31891}}^1$

素因数の和:31941

約数の個数: 64

約数和(自身を含む): 2927685600

約数和(自身を除く): 1609184096

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 272, 304, 323, 544, 608, 646, 1088, 1216, 1292, 2176, 2432, 2584, 5168, 10336, 20672, 31891, 41344, 63782, 127564, 255128, 510256, 542147, 605929, 1020512, 1084294, 1211858, 2041024, 2168588, 2423716, 4082048, 4337176, 4847432, 8674352, 9694864, 10300793, 17348704, 19389728, 20601586, 34697408, 38779456, 41203172, 69394816, 77558912, 82406344, 164812688, 329625376, 659250752, 1318501504]

約数ペア:

[(1, 1318501504), (2, 659250752), (4, 329625376), (8, 164812688), (16, 82406344), (17, 77558912), (19, 69394816), (32, 41203172), (34, 38779456), (38, 34697408), (64, 20601586), (68, 19389728), (76, 17348704), (128, 10300793), (136, 9694864), (152, 8674352), (272, 4847432), (304, 4337176), (323, 4082048), (544, 2423716), (608, 2168588), (646, 2041024), (1088, 1211858), (1216, 1084294), (1292, 1020512), (2176, 605929), (2432, 542147), (2584, 510256), (5168, 255128), (10336, 127564), (20672, 63782), (31891, 41344)]