20775144

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{66587}}^1$

素因数の和:66609

約数の個数: 32

約数和(自身を含む): 55933920

約数和(自身を除く): 35158776

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 66587, 133174, 199761, 266348, 399522, 532696, 799044, 865631, 1598088, 1731262, 2596893, 3462524, 5193786, 6925048, 10387572, 20775144]

約数ペア:

[(1, 20775144), (2, 10387572), (3, 6925048), (4, 5193786), (6, 3462524), (8, 2596893), (12, 1731262), (13, 1598088), (24, 865631), (26, 799044), (39, 532696), (52, 399522), (78, 266348), (104, 199761), (156, 133174), (312, 66587)]