19674644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{907}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 41186880

約数和(自身を除く): 21512236

約数列:

[1, 2, 4, 11, 17, 22, 29, 34, 44, 58, 68, 116, 187, 319, 374, 493, 638, 748, 907, 986, 1276, 1814, 1972, 3628, 5423, 9977, 10846, 15419, 19954, 21692, 26303, 30838, 39908, 52606, 61676, 105212, 169609, 289333, 339218, 447151, 578666, 678436, 894302, 1157332, 1788604, 4918661, 9837322, 19674644]

約数ペア:

[(1, 19674644), (2, 9837322), (4, 4918661), (11, 1788604), (17, 1157332), (22, 894302), (29, 678436), (34, 578666), (44, 447151), (58, 339218), (68, 289333), (116, 169609), (187, 105212), (319, 61676), (374, 52606), (493, 39908), (638, 30838), (748, 26303), (907, 21692), (986, 19954), (1276, 15419), (1814, 10846), (1972, 9977), (3628, 5423)]