17905932

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:563

約数の個数: 72

約数和(自身を含む): 49969920

約数和(自身を除く): 32063988

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 103, 132, 198, 206, 309, 396, 412, 439, 618, 878, 927, 1133, 1236, 1317, 1756, 1854, 2266, 2634, 3399, 3708, 3951, 4532, 4829, 5268, 6798, 7902, 9658, 10197, 13596, 14487, 15804, 19316, 20394, 28974, 40788, 43461, 45217, 57948, 86922, 90434, 135651, 173844, 180868, 271302, 406953, 497387, 542604, 813906, 994774, 1492161, 1627812, 1989548, 2984322, 4476483, 5968644, 8952966, 17905932]

約数ペア:

[(1, 17905932), (2, 8952966), (3, 5968644), (4, 4476483), (6, 2984322), (9, 1989548), (11, 1627812), (12, 1492161), (18, 994774), (22, 813906), (33, 542604), (36, 497387), (44, 406953), (66, 271302), (99, 180868), (103, 173844), (132, 135651), (198, 90434), (206, 86922), (309, 57948), (396, 45217), (412, 43461), (439, 40788), (618, 28974), (878, 20394), (927, 19316), (1133, 15804), (1236, 14487), (1317, 13596), (1756, 10197), (1854, 9658), (2266, 7902), (2634, 6798), (3399, 5268), (3708, 4829), (3951, 4532)]