19146590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{67}}^1$

素因数の和:173

約数の個数: 48

約数和(自身を含む): 37961136

約数和(自身を除く): 18814546

約数列:

[1, 2, 5, 10, 17, 34, 41, 67, 82, 85, 134, 170, 205, 335, 410, 670, 697, 1139, 1394, 1681, 2278, 2747, 3362, 3485, 5494, 5695, 6970, 8405, 11390, 13735, 16810, 27470, 28577, 46699, 57154, 93398, 112627, 142885, 225254, 233495, 285770, 466990, 563135, 1126270, 1914659, 3829318, 9573295, 19146590]

約数ペア:

[(1, 19146590), (2, 9573295), (5, 3829318), (10, 1914659), (17, 1126270), (34, 563135), (41, 466990), (67, 285770), (82, 233495), (85, 225254), (134, 142885), (170, 112627), (205, 93398), (335, 57154), (410, 46699), (670, 28577), (697, 27470), (1139, 16810), (1394, 13735), (1681, 11390), (2278, 8405), (2747, 6970), (3362, 5695), (3485, 5494)]