20716432

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3797}}^1$

素因数の和:3847

約数の個数: 40

約数和(自身を含む): 45211392

約数和(自身を除く): 24494960

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 3797, 5456, 7594, 15188, 30376, 41767, 60752, 83534, 117707, 167068, 235414, 334136, 470828, 668272, 941656, 1294777, 1883312, 2589554, 5179108, 10358216, 20716432]

約数ペア:

[(1, 20716432), (2, 10358216), (4, 5179108), (8, 2589554), (11, 1883312), (16, 1294777), (22, 941656), (31, 668272), (44, 470828), (62, 334136), (88, 235414), (124, 167068), (176, 117707), (248, 83534), (341, 60752), (496, 41767), (682, 30376), (1364, 15188), (2728, 7594), (3797, 5456)]