18757170

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:139

約数の個数: 112

約数和(自身を含む): 52883712

約数和(自身を除く): 34126542

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 83, 90, 93, 135, 155, 162, 166, 186, 243, 249, 270, 279, 310, 405, 415, 465, 486, 498, 558, 729, 747, 810, 830, 837, 930, 1215, 1245, 1395, 1458, 1494, 1674, 2241, 2430, 2490, 2511, 2573, 2790, 3645, 3735, 4185, 4482, 5022, 5146, 6723, 7290, 7470, 7533, 7719, 8370, 11205, 12555, 12865, 13446, 15066, 15438, 20169, 22410, 22599, 23157, 25110, 25730, 33615, 37665, 38595, 40338, 45198, 46314, 60507, 67230, 69471, 75330, 77190, 100845, 112995, 115785, 121014, 138942, 201690, 208413, 225990, 231570, 302535, 347355, 416826, 605070, 625239, 694710, 1042065, 1250478, 1875717, 2084130, 3126195, 3751434, 6252390, 9378585, 18757170]

約数ペア:

[(1, 18757170), (2, 9378585), (3, 6252390), (5, 3751434), (6, 3126195), (9, 2084130), (10, 1875717), (15, 1250478), (18, 1042065), (27, 694710), (30, 625239), (31, 605070), (45, 416826), (54, 347355), (62, 302535), (81, 231570), (83, 225990), (90, 208413), (93, 201690), (135, 138942), (155, 121014), (162, 115785), (166, 112995), (186, 100845), (243, 77190), (249, 75330), (270, 69471), (279, 67230), (310, 60507), (405, 46314), (415, 45198), (465, 40338), (486, 38595), (498, 37665), (558, 33615), (729, 25730), (747, 25110), (810, 23157), (830, 22599), (837, 22410), (930, 20169), (1215, 15438), (1245, 15066), (1395, 13446), (1458, 12865), (1494, 12555), (1674, 11205), (2241, 8370), (2430, 7719), (2490, 7533), (2511, 7470), (2573, 7290), (2790, 6723), (3645, 5146), (3735, 5022), (4185, 4482)]