18449145

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 38997504

約数和(自身を除く): 20548359

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 47, 55, 61, 65, 99, 117, 141, 143, 165, 183, 195, 235, 305, 423, 429, 495, 517, 549, 585, 611, 671, 705, 715, 793, 915, 1287, 1551, 1833, 2013, 2115, 2145, 2379, 2585, 2745, 2867, 3055, 3355, 3965, 4653, 5499, 6039, 6435, 6721, 7137, 7755, 8601, 8723, 9165, 10065, 11895, 14335, 20163, 23265, 25803, 26169, 27495, 30195, 31537, 33605, 35685, 37271, 43005, 43615, 60489, 78507, 94611, 100815, 111813, 129015, 130845, 157685, 186355, 283833, 302445, 335439, 392535, 409981, 473055, 559065, 1229943, 1419165, 1677195, 2049905, 3689829, 6149715, 18449145]

約数ペア:

[(1, 18449145), (3, 6149715), (5, 3689829), (9, 2049905), (11, 1677195), (13, 1419165), (15, 1229943), (33, 559065), (39, 473055), (45, 409981), (47, 392535), (55, 335439), (61, 302445), (65, 283833), (99, 186355), (117, 157685), (141, 130845), (143, 129015), (165, 111813), (183, 100815), (195, 94611), (235, 78507), (305, 60489), (423, 43615), (429, 43005), (495, 37271), (517, 35685), (549, 33605), (585, 31537), (611, 30195), (671, 27495), (705, 26169), (715, 25803), (793, 23265), (915, 20163), (1287, 14335), (1551, 11895), (1833, 10065), (2013, 9165), (2115, 8723), (2145, 8601), (2379, 7755), (2585, 7137), (2745, 6721), (2867, 6435), (3055, 6039), (3355, 5499), (3965, 4653)]