2009091402

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{3581}}^1$

素因数の和:4099

約数の個数: 48

約数和(自身を含む): 4425632640

約数和(自身を除く): 2416541238

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 439, 639, 878, 1278, 1317, 2634, 3581, 3951, 7162, 7902, 10743, 21486, 31169, 32229, 62338, 64458, 93507, 187014, 254251, 280521, 508502, 561042, 762753, 1525506, 1572059, 2288259, 3144118, 4576518, 4716177, 9432354, 14148531, 28297062, 111616189, 223232378, 334848567, 669697134, 1004545701, 2009091402]

約数ペア:

[(1, 2009091402), (2, 1004545701), (3, 669697134), (6, 334848567), (9, 223232378), (18, 111616189), (71, 28297062), (142, 14148531), (213, 9432354), (426, 4716177), (439, 4576518), (639, 3144118), (878, 2288259), (1278, 1572059), (1317, 1525506), (2634, 762753), (3581, 561042), (3951, 508502), (7162, 280521), (7902, 254251), (10743, 187014), (21486, 93507), (31169, 64458), (32229, 62338)]