20226830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{431}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 41477184

約数和(自身を除く): 21250354

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 361, 431, 494, 722, 862, 1235, 1805, 2155, 2470, 3610, 4310, 4693, 5603, 8189, 9386, 11206, 16378, 23465, 28015, 40945, 46930, 56030, 81890, 106457, 155591, 212914, 311182, 532285, 777955, 1064570, 1555910, 2022683, 4045366, 10113415, 20226830]

約数ペア:

[(1, 20226830), (2, 10113415), (5, 4045366), (10, 2022683), (13, 1555910), (19, 1064570), (26, 777955), (38, 532285), (65, 311182), (95, 212914), (130, 155591), (190, 106457), (247, 81890), (361, 56030), (431, 46930), (494, 40945), (722, 28015), (862, 23465), (1235, 16378), (1805, 11206), (2155, 9386), (2470, 8189), (3610, 5603), (4310, 4693)]