20693088

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{5527}}^1$

素因数の和:5556

約数の個数: 72

約数和(自身を含む): 63384048

約数和(自身を除く): 42690960

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 5527, 11054, 16581, 22108, 33162, 44216, 49743, 66324, 71851, 88432, 99486, 132648, 143702, 176864, 198972, 215553, 265296, 287404, 397944, 431106, 530592, 574808, 646659, 795888, 862212, 1149616, 1293318, 1591776, 1724424, 2299232, 2586636, 3448848, 5173272, 6897696, 10346544, 20693088]

約数ペア:

[(1, 20693088), (2, 10346544), (3, 6897696), (4, 5173272), (6, 3448848), (8, 2586636), (9, 2299232), (12, 1724424), (13, 1591776), (16, 1293318), (18, 1149616), (24, 862212), (26, 795888), (32, 646659), (36, 574808), (39, 530592), (48, 431106), (52, 397944), (72, 287404), (78, 265296), (96, 215553), (104, 198972), (117, 176864), (144, 143702), (156, 132648), (208, 99486), (234, 88432), (288, 71851), (312, 66324), (416, 49743), (468, 44216), (624, 33162), (936, 22108), (1248, 16581), (1872, 11054), (3744, 5527)]