1669948

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 3646720

約数和(自身を除く): 1976772

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 43, 73, 76, 86, 133, 146, 172, 266, 292, 301, 511, 532, 602, 817, 1022, 1204, 1387, 1634, 2044, 2774, 3139, 3268, 5548, 5719, 6278, 9709, 11438, 12556, 19418, 21973, 22876, 38836, 43946, 59641, 87892, 119282, 238564, 417487, 834974, 1669948]

約数ペア:

[(1, 1669948), (2, 834974), (4, 417487), (7, 238564), (14, 119282), (19, 87892), (28, 59641), (38, 43946), (43, 38836), (73, 22876), (76, 21973), (86, 19418), (133, 12556), (146, 11438), (172, 9709), (266, 6278), (292, 5719), (301, 5548), (511, 3268), (532, 3139), (602, 2774), (817, 2044), (1022, 1634), (1204, 1387)]