19927752

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2777}}^1$

素因数の和:2822

約数の個数: 64

約数和(自身を含む): 56004480

約数和(自身を除く): 36076728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 69, 78, 92, 104, 138, 156, 184, 276, 299, 312, 552, 598, 897, 1196, 1794, 2392, 2777, 3588, 5554, 7176, 8331, 11108, 16662, 22216, 33324, 36101, 63871, 66648, 72202, 108303, 127742, 144404, 191613, 216606, 255484, 288808, 383226, 433212, 510968, 766452, 830323, 866424, 1532904, 1660646, 2490969, 3321292, 4981938, 6642584, 9963876, 19927752]

約数ペア:

[(1, 19927752), (2, 9963876), (3, 6642584), (4, 4981938), (6, 3321292), (8, 2490969), (12, 1660646), (13, 1532904), (23, 866424), (24, 830323), (26, 766452), (39, 510968), (46, 433212), (52, 383226), (69, 288808), (78, 255484), (92, 216606), (104, 191613), (138, 144404), (156, 127742), (184, 108303), (276, 72202), (299, 66648), (312, 63871), (552, 36101), (598, 33324), (897, 22216), (1196, 16662), (1794, 11108), (2392, 8331), (2777, 7176), (3588, 5554)]