19981176

素因数分解:

$2^3\times 3^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 51667200

約数和(自身を除く): 31686024

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 59, 103, 118, 137, 177, 206, 236, 274, 309, 354, 411, 412, 472, 548, 618, 708, 822, 824, 1096, 1236, 1416, 1644, 2472, 3288, 6077, 8083, 12154, 14111, 16166, 18231, 24249, 24308, 28222, 32332, 36462, 42333, 48498, 48616, 56444, 64664, 72924, 84666, 96996, 112888, 145848, 169332, 193992, 338664, 832549, 1665098, 2497647, 3330196, 4995294, 6660392, 9990588, 19981176]

約数ペア:

[(1, 19981176), (2, 9990588), (3, 6660392), (4, 4995294), (6, 3330196), (8, 2497647), (12, 1665098), (24, 832549), (59, 338664), (103, 193992), (118, 169332), (137, 145848), (177, 112888), (206, 96996), (236, 84666), (274, 72924), (309, 64664), (354, 56444), (411, 48616), (412, 48498), (472, 42333), (548, 36462), (618, 32332), (708, 28222), (822, 24308), (824, 24249), (1096, 18231), (1236, 16166), (1416, 14111), (1644, 12154), (2472, 8083), (3288, 6077)]