20218484270

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1\times {\mathrm{108883}}^1$

素因数の和:109520

約数の個数: 32

約数和(自身を含む): 37630310400

約数和(自身を除く): 17411826130

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 599, 1198, 2995, 5990, 18569, 37138, 92845, 108883, 185690, 217766, 544415, 1088830, 3375373, 6750746, 16876865, 33753730, 65220917, 130441834, 326104585, 652209170, 2021848427, 4043696854, 10109242135, 20218484270]

約数ペア:

[(1, 20218484270), (2, 10109242135), (5, 4043696854), (10, 2021848427), (31, 652209170), (62, 326104585), (155, 130441834), (310, 65220917), (599, 33753730), (1198, 16876865), (2995, 6750746), (5990, 3375373), (18569, 1088830), (37138, 544415), (92845, 217766), (108883, 185690)]