17990196

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2711}}^1$

素因数の和:2804

約数の個数: 48

約数和(自身を含む): 48599040

約数和(自身を除く): 30608844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 2711, 3318, 5422, 6636, 8133, 10844, 16266, 18977, 32532, 37954, 56931, 75908, 113862, 214169, 227724, 428338, 642507, 856676, 1285014, 1499183, 2570028, 2998366, 4497549, 5996732, 8995098, 17990196]

約数ペア:

[(1, 17990196), (2, 8995098), (3, 5996732), (4, 4497549), (6, 2998366), (7, 2570028), (12, 1499183), (14, 1285014), (21, 856676), (28, 642507), (42, 428338), (79, 227724), (84, 214169), (158, 113862), (237, 75908), (316, 56931), (474, 37954), (553, 32532), (948, 18977), (1106, 16266), (1659, 10844), (2212, 8133), (2711, 6636), (3318, 5422)]