393939008

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2473}}^1$

素因数の和:2635

約数の個数: 56

約数和(自身を含む): 829482720

約数和(自身を除く): 435543712

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 131, 152, 262, 304, 524, 608, 1048, 1216, 2096, 2473, 2489, 4192, 4946, 4978, 8384, 9892, 9956, 19784, 19912, 39568, 39824, 46987, 79136, 79648, 93974, 158272, 159296, 187948, 323963, 375896, 647926, 751792, 1295852, 1503584, 2591704, 3007168, 5183408, 6155297, 10366816, 12310594, 20733632, 24621188, 49242376, 98484752, 196969504, 393939008]

約数ペア:

[(1, 393939008), (2, 196969504), (4, 98484752), (8, 49242376), (16, 24621188), (19, 20733632), (32, 12310594), (38, 10366816), (64, 6155297), (76, 5183408), (131, 3007168), (152, 2591704), (262, 1503584), (304, 1295852), (524, 751792), (608, 647926), (1048, 375896), (1216, 323963), (2096, 187948), (2473, 159296), (2489, 158272), (4192, 93974), (4946, 79648), (4978, 79136), (8384, 46987), (9892, 39824), (9956, 39568), (19784, 19912)]