18039105

素因数分解:

$3^6\times 5^1\times 7^2\times {\mathrm{101}}^1$

素因数の和:138

約数の個数: 84

約数和(自身を含む): 38128212

約数和(自身を除く): 20089107

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 81, 101, 105, 135, 147, 189, 243, 245, 303, 315, 405, 441, 505, 567, 707, 729, 735, 909, 945, 1215, 1323, 1515, 1701, 2121, 2205, 2727, 2835, 3535, 3645, 3969, 4545, 4949, 5103, 6363, 6615, 8181, 8505, 10605, 11907, 13635, 14847, 19089, 19845, 24543, 24745, 25515, 31815, 35721, 40905, 44541, 57267, 59535, 73629, 74235, 95445, 122715, 133623, 171801, 178605, 222705, 286335, 368145, 400869, 515403, 668115, 859005, 1202607, 2004345, 2577015, 3607821, 6013035, 18039105]

約数ペア:

[(1, 18039105), (3, 6013035), (5, 3607821), (7, 2577015), (9, 2004345), (15, 1202607), (21, 859005), (27, 668115), (35, 515403), (45, 400869), (49, 368145), (63, 286335), (81, 222705), (101, 178605), (105, 171801), (135, 133623), (147, 122715), (189, 95445), (243, 74235), (245, 73629), (303, 59535), (315, 57267), (405, 44541), (441, 40905), (505, 35721), (567, 31815), (707, 25515), (729, 24745), (735, 24543), (909, 19845), (945, 19089), (1215, 14847), (1323, 13635), (1515, 11907), (1701, 10605), (2121, 8505), (2205, 8181), (2727, 6615), (2835, 6363), (3535, 5103), (3645, 4949), (3969, 4545)]