1551177328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{71867}}^1$

素因数の和:71965

約数の個数: 40

約数和(自身を含む): 3208187520

約数和(自身を除く): 1657010192

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 568, 1136, 1349, 2698, 5396, 10792, 21584, 71867, 143734, 287468, 574936, 1149872, 1365473, 2730946, 5102557, 5461892, 10205114, 10923784, 20410228, 21847568, 40820456, 81640912, 96948583, 193897166, 387794332, 775588664, 1551177328]

約数ペア:

[(1, 1551177328), (2, 775588664), (4, 387794332), (8, 193897166), (16, 96948583), (19, 81640912), (38, 40820456), (71, 21847568), (76, 20410228), (142, 10923784), (152, 10205114), (284, 5461892), (304, 5102557), (568, 2730946), (1136, 1365473), (1349, 1149872), (2698, 574936), (5396, 287468), (10792, 143734), (21584, 71867)]