20931924

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1231}}^1$

素因数の和:1360

約数の個数: 48

約数和(自身を含む): 53123840

約数和(自身を除く): 32191916

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 109, 156, 218, 327, 436, 654, 1231, 1308, 1417, 2462, 2834, 3693, 4251, 4924, 5668, 7386, 8502, 14772, 16003, 17004, 32006, 48009, 64012, 96018, 134179, 192036, 268358, 402537, 536716, 805074, 1610148, 1744327, 3488654, 5232981, 6977308, 10465962, 20931924]

約数ペア:

[(1, 20931924), (2, 10465962), (3, 6977308), (4, 5232981), (6, 3488654), (12, 1744327), (13, 1610148), (26, 805074), (39, 536716), (52, 402537), (78, 268358), (109, 192036), (156, 134179), (218, 96018), (327, 64012), (436, 48009), (654, 32006), (1231, 17004), (1308, 16003), (1417, 14772), (2462, 8502), (2834, 7386), (3693, 5668), (4251, 4924)]