20754864

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{11087}}^1$

素因数の和:11114

約数の個数: 60

約数和(自身を含む): 62558496

約数和(自身を除く): 41803632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 11087, 22174, 33261, 44348, 66522, 88696, 99783, 133044, 144131, 177392, 199566, 266088, 288262, 399132, 432393, 532176, 576524, 798264, 864786, 1153048, 1297179, 1596528, 1729572, 2306096, 2594358, 3459144, 5188716, 6918288, 10377432, 20754864]

約数ペア:

[(1, 20754864), (2, 10377432), (3, 6918288), (4, 5188716), (6, 3459144), (8, 2594358), (9, 2306096), (12, 1729572), (13, 1596528), (16, 1297179), (18, 1153048), (24, 864786), (26, 798264), (36, 576524), (39, 532176), (48, 432393), (52, 399132), (72, 288262), (78, 266088), (104, 199566), (117, 177392), (144, 144131), (156, 133044), (208, 99783), (234, 88696), (312, 66522), (468, 44348), (624, 33261), (936, 22174), (1872, 11087)]