18211102

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 34784640

約数和(自身を除く): 16573538

約数列:

[1, 2, 7, 13, 14, 26, 43, 86, 91, 169, 179, 182, 301, 338, 358, 559, 602, 1118, 1183, 1253, 2327, 2366, 2506, 3913, 4654, 7267, 7697, 7826, 14534, 15394, 16289, 30251, 32578, 50869, 53879, 60502, 100061, 101738, 107758, 200122, 211757, 423514, 700427, 1300793, 1400854, 2601586, 9105551, 18211102]

約数ペア:

[(1, 18211102), (2, 9105551), (7, 2601586), (13, 1400854), (14, 1300793), (26, 700427), (43, 423514), (86, 211757), (91, 200122), (169, 107758), (179, 101738), (182, 100061), (301, 60502), (338, 53879), (358, 50869), (559, 32578), (602, 30251), (1118, 16289), (1183, 15394), (1253, 14534), (2327, 7826), (2366, 7697), (2506, 7267), (3913, 4654)]