20165988064

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1195801}}^1$

素因数の和:1195859

約数の個数: 48

約数和(自身を含む): 43393262976

約数和(自身を除く): 23227274912

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 68, 124, 136, 248, 272, 496, 527, 544, 992, 1054, 2108, 4216, 8432, 16864, 1195801, 2391602, 4783204, 9566408, 19132816, 20328617, 37069831, 38265632, 40657234, 74139662, 81314468, 148279324, 162628936, 296558648, 325257872, 593117296, 630187127, 650515744, 1186234592, 1260374254, 2520748508, 5041497016, 10082994032, 20165988064]

約数ペア:

[(1, 20165988064), (2, 10082994032), (4, 5041497016), (8, 2520748508), (16, 1260374254), (17, 1186234592), (31, 650515744), (32, 630187127), (34, 593117296), (62, 325257872), (68, 296558648), (124, 162628936), (136, 148279324), (248, 81314468), (272, 74139662), (496, 40657234), (527, 38265632), (544, 37069831), (992, 20328617), (1054, 19132816), (2108, 9566408), (4216, 4783204), (8432, 2391602), (16864, 1195801)]