19958274

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1049}}^1$

素因数の和:1215

約数の個数: 48

約数和(自身を含む): 49795200

約数和(自身を除く): 29836926

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 151, 302, 453, 906, 1049, 1057, 1359, 2098, 2114, 2718, 3147, 3171, 6294, 6342, 7343, 9441, 9513, 14686, 18882, 19026, 22029, 44058, 66087, 132174, 158399, 316798, 475197, 950394, 1108793, 1425591, 2217586, 2851182, 3326379, 6652758, 9979137, 19958274]

約数ペア:

[(1, 19958274), (2, 9979137), (3, 6652758), (6, 3326379), (7, 2851182), (9, 2217586), (14, 1425591), (18, 1108793), (21, 950394), (42, 475197), (63, 316798), (126, 158399), (151, 132174), (302, 66087), (453, 44058), (906, 22029), (1049, 19026), (1057, 18882), (1359, 14686), (2098, 9513), (2114, 9441), (2718, 7343), (3147, 6342), (3171, 6294)]