20201272

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27749}}^1$

素因数の和:27775

約数の個数: 32

約数和(自身を含む): 46620000

約数和(自身を除く): 26418728

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 27749, 55498, 110996, 194243, 221992, 360737, 388486, 721474, 776972, 1442948, 1553944, 2525159, 2885896, 5050318, 10100636, 20201272]

約数ペア:

[(1, 20201272), (2, 10100636), (4, 5050318), (7, 2885896), (8, 2525159), (13, 1553944), (14, 1442948), (26, 776972), (28, 721474), (52, 388486), (56, 360737), (91, 221992), (104, 194243), (182, 110996), (364, 55498), (728, 27749)]