20731152

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{33223}}^1$

素因数の和:33247

約数の個数: 40

約数和(自身を含む): 57676864

約数和(自身を除く): 36945712

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 33223, 66446, 99669, 132892, 199338, 265784, 398676, 431899, 531568, 797352, 863798, 1295697, 1594704, 1727596, 2591394, 3455192, 5182788, 6910384, 10365576, 20731152]

約数ペア:

[(1, 20731152), (2, 10365576), (3, 6910384), (4, 5182788), (6, 3455192), (8, 2591394), (12, 1727596), (13, 1594704), (16, 1295697), (24, 863798), (26, 797352), (39, 531568), (48, 431899), (52, 398676), (78, 265784), (104, 199338), (156, 132892), (208, 99669), (312, 66446), (624, 33223)]