20361704

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5381}}^1$

素因数の和:5441

約数の個数: 32

約数和(自身を含む): 42625440

約数和(自身を除く): 22263736

約数列:

[1, 2, 4, 8, 11, 22, 43, 44, 86, 88, 172, 344, 473, 946, 1892, 3784, 5381, 10762, 21524, 43048, 59191, 118382, 231383, 236764, 462766, 473528, 925532, 1851064, 2545213, 5090426, 10180852, 20361704]

約数ペア:

[(1, 20361704), (2, 10180852), (4, 5090426), (8, 2545213), (11, 1851064), (22, 925532), (43, 473528), (44, 462766), (86, 236764), (88, 231383), (172, 118382), (344, 59191), (473, 43048), (946, 21524), (1892, 10762), (3784, 5381)]