18355740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{233}}^1$

素因数の和:359

約数の個数: 96

約数和(自身を含む): 56137536

約数和(自身を除く): 37781796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 101, 130, 156, 195, 202, 233, 260, 303, 390, 404, 466, 505, 606, 699, 780, 932, 1010, 1165, 1212, 1313, 1398, 1515, 2020, 2330, 2626, 2796, 3029, 3030, 3495, 3939, 4660, 5252, 6058, 6060, 6565, 6990, 7878, 9087, 12116, 13130, 13980, 15145, 15756, 18174, 19695, 23533, 26260, 30290, 36348, 39390, 45435, 47066, 60580, 70599, 78780, 90870, 94132, 117665, 141198, 181740, 235330, 282396, 305929, 352995, 470660, 611858, 705990, 917787, 1223716, 1411980, 1529645, 1835574, 3059290, 3671148, 4588935, 6118580, 9177870, 18355740]

約数ペア:

[(1, 18355740), (2, 9177870), (3, 6118580), (4, 4588935), (5, 3671148), (6, 3059290), (10, 1835574), (12, 1529645), (13, 1411980), (15, 1223716), (20, 917787), (26, 705990), (30, 611858), (39, 470660), (52, 352995), (60, 305929), (65, 282396), (78, 235330), (101, 181740), (130, 141198), (156, 117665), (195, 94132), (202, 90870), (233, 78780), (260, 70599), (303, 60580), (390, 47066), (404, 45435), (466, 39390), (505, 36348), (606, 30290), (699, 26260), (780, 23533), (932, 19695), (1010, 18174), (1165, 15756), (1212, 15145), (1313, 13980), (1398, 13130), (1515, 12116), (2020, 9087), (2330, 7878), (2626, 6990), (2796, 6565), (3029, 6060), (3030, 6058), (3495, 5252), (3939, 4660)]