19321401

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 31256064

約数和(自身を除く): 11934663

約数列:

[1, 3, 11, 17, 31, 33, 51, 93, 101, 121, 187, 303, 341, 363, 527, 561, 1023, 1111, 1581, 1717, 2057, 3131, 3333, 3751, 5151, 5797, 6171, 9393, 11253, 12221, 17391, 18887, 34441, 36663, 53227, 56661, 63767, 103323, 159681, 191301, 207757, 378851, 585497, 623271, 1136553, 1756491, 6440467, 19321401]

約数ペア:

[(1, 19321401), (3, 6440467), (11, 1756491), (17, 1136553), (31, 623271), (33, 585497), (51, 378851), (93, 207757), (101, 191301), (121, 159681), (187, 103323), (303, 63767), (341, 56661), (363, 53227), (527, 36663), (561, 34441), (1023, 18887), (1111, 17391), (1581, 12221), (1717, 11253), (2057, 9393), (3131, 6171), (3333, 5797), (3751, 5151)]