20401542

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{23131}}^1$

素因数の和:23153

約数の個数: 36

約数和(自身を含む): 51422436

約数和(自身を除く): 31020894

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 23131, 46262, 69393, 138786, 161917, 208179, 323834, 416358, 485751, 971502, 1133419, 1457253, 2266838, 2914506, 3400257, 6800514, 10200771, 20401542]

約数ペア:

[(1, 20401542), (2, 10200771), (3, 6800514), (6, 3400257), (7, 2914506), (9, 2266838), (14, 1457253), (18, 1133419), (21, 971502), (42, 485751), (49, 416358), (63, 323834), (98, 208179), (126, 161917), (147, 138786), (294, 69393), (441, 46262), (882, 23131)]