9970816

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{1277}}^1$

素因数の和:1352

約数の個数: 32

約数和(自身を含む): 20205180

約数和(自身を除く): 10234364

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 488, 976, 1277, 1952, 2554, 3904, 5108, 7808, 10216, 20432, 40864, 77897, 81728, 155794, 163456, 311588, 623176, 1246352, 2492704, 4985408, 9970816]

約数ペア:

[(1, 9970816), (2, 4985408), (4, 2492704), (8, 1246352), (16, 623176), (32, 311588), (61, 163456), (64, 155794), (122, 81728), (128, 77897), (244, 40864), (488, 20432), (976, 10216), (1277, 7808), (1952, 5108), (2554, 3904)]