19639410

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2281}}^1$

素因数の和:2339

約数の個数: 64

約数和(自身を含む): 55206144

約数和(自身を除く): 35566734

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 246, 287, 410, 574, 615, 861, 1230, 1435, 1722, 2281, 2870, 4305, 4562, 6843, 8610, 11405, 13686, 15967, 22810, 31934, 34215, 47901, 68430, 79835, 93521, 95802, 159670, 187042, 239505, 280563, 467605, 479010, 561126, 654647, 935210, 1309294, 1402815, 1963941, 2805630, 3273235, 3927882, 6546470, 9819705, 19639410]

約数ペア:

[(1, 19639410), (2, 9819705), (3, 6546470), (5, 3927882), (6, 3273235), (7, 2805630), (10, 1963941), (14, 1402815), (15, 1309294), (21, 935210), (30, 654647), (35, 561126), (41, 479010), (42, 467605), (70, 280563), (82, 239505), (105, 187042), (123, 159670), (205, 95802), (210, 93521), (246, 79835), (287, 68430), (410, 47901), (574, 34215), (615, 31934), (861, 22810), (1230, 15967), (1435, 13686), (1722, 11405), (2281, 8610), (2870, 6843), (4305, 4562)]