8991632

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:471

約数の個数: 40

約数和(自身を含む): 18957120

約数和(自身を除く): 9965488

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 311, 556, 622, 1112, 1244, 1807, 2224, 2488, 3614, 4043, 4976, 7228, 8086, 14456, 16172, 28912, 32344, 43229, 64688, 86458, 172916, 345832, 561977, 691664, 1123954, 2247908, 4495816, 8991632]

約数ペア:

[(1, 8991632), (2, 4495816), (4, 2247908), (8, 1123954), (13, 691664), (16, 561977), (26, 345832), (52, 172916), (104, 86458), (139, 64688), (208, 43229), (278, 32344), (311, 28912), (556, 16172), (622, 14456), (1112, 8086), (1244, 7228), (1807, 4976), (2224, 4043), (2488, 3614)]