18909432

素因数分解:

$2^3\times 3^2\times {\mathrm{181}}^1\times {\mathrm{1451}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 51531480

約数和(自身を除く): 32622048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 181, 362, 543, 724, 1086, 1448, 1451, 1629, 2172, 2902, 3258, 4344, 4353, 5804, 6516, 8706, 11608, 13032, 13059, 17412, 26118, 34824, 52236, 104472, 262631, 525262, 787893, 1050524, 1575786, 2101048, 2363679, 3151572, 4727358, 6303144, 9454716, 18909432]

約数ペア:

[(1, 18909432), (2, 9454716), (3, 6303144), (4, 4727358), (6, 3151572), (8, 2363679), (9, 2101048), (12, 1575786), (18, 1050524), (24, 787893), (36, 525262), (72, 262631), (181, 104472), (362, 52236), (543, 34824), (724, 26118), (1086, 17412), (1448, 13059), (1451, 13032), (1629, 11608), (2172, 8706), (2902, 6516), (3258, 5804), (4344, 4353)]