20260681

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{563}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 23877504

約数和(自身を除く): 3616823

約数列:

[1, 7, 53, 97, 371, 563, 679, 3941, 5141, 29839, 35987, 54611, 208873, 382277, 2894383, 20260681]

約数ペア:

[(1, 20260681), (7, 2894383), (53, 382277), (97, 208873), (371, 54611), (563, 35987), (679, 29839), (3941, 5141)]