18310088

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 38776320

約数和(自身を除く): 20466232

約数列:

[1, 2, 4, 8, 17, 31, 34, 43, 62, 68, 86, 101, 124, 136, 172, 202, 248, 344, 404, 527, 731, 808, 1054, 1333, 1462, 1717, 2108, 2666, 2924, 3131, 3434, 4216, 4343, 5332, 5848, 6262, 6868, 8686, 10664, 12524, 13736, 17372, 22661, 25048, 34744, 45322, 53227, 73831, 90644, 106454, 134633, 147662, 181288, 212908, 269266, 295324, 425816, 538532, 590648, 1077064, 2288761, 4577522, 9155044, 18310088]

約数ペア:

[(1, 18310088), (2, 9155044), (4, 4577522), (8, 2288761), (17, 1077064), (31, 590648), (34, 538532), (43, 425816), (62, 295324), (68, 269266), (86, 212908), (101, 181288), (124, 147662), (136, 134633), (172, 106454), (202, 90644), (248, 73831), (344, 53227), (404, 45322), (527, 34744), (731, 25048), (808, 22661), (1054, 17372), (1333, 13736), (1462, 12524), (1717, 10664), (2108, 8686), (2666, 6868), (2924, 6262), (3131, 5848), (3434, 5332), (4216, 4343)]