18602727

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 29492736

約数和(自身を除く): 10890009

約数列:

[1, 3, 11, 13, 33, 39, 103, 143, 309, 421, 429, 1133, 1263, 1339, 3399, 4017, 4631, 5473, 13893, 14729, 16419, 43363, 44187, 60203, 130089, 180609, 476993, 563719, 1430979, 1691157, 6200909, 18602727]

約数ペア:

[(1, 18602727), (3, 6200909), (11, 1691157), (13, 1430979), (33, 563719), (39, 476993), (103, 180609), (143, 130089), (309, 60203), (421, 44187), (429, 43363), (1133, 16419), (1263, 14729), (1339, 13893), (3399, 5473), (4017, 4631)]