20863622

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 35562240

約数和(自身を除く): 14698618

約数列:

[1, 2, 13, 23, 26, 46, 139, 251, 278, 299, 502, 598, 1807, 3197, 3263, 3614, 5773, 6394, 6526, 11546, 34889, 41561, 69778, 75049, 83122, 150098, 453557, 802447, 907114, 1604894, 10431811, 20863622]

約数ペア:

[(1, 20863622), (2, 10431811), (13, 1604894), (23, 907114), (26, 802447), (46, 453557), (139, 150098), (251, 83122), (278, 75049), (299, 69778), (502, 41561), (598, 34889), (1807, 11546), (3197, 6526), (3263, 6394), (3614, 5773)]