20022152

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{461}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 38669400

約数和(自身を除く): 18647248

約数列:

[1, 2, 4, 8, 61, 89, 122, 178, 244, 356, 461, 488, 712, 922, 1844, 3688, 5429, 10858, 21716, 28121, 41029, 43432, 56242, 82058, 112484, 164116, 224968, 328232, 2502769, 5005538, 10011076, 20022152]

約数ペア:

[(1, 20022152), (2, 10011076), (4, 5005538), (8, 2502769), (61, 328232), (89, 224968), (122, 164116), (178, 112484), (244, 82058), (356, 56242), (461, 43432), (488, 41029), (712, 28121), (922, 21716), (1844, 10858), (3688, 5429)]