20119770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20323}}^1$

素因数の和:20347

約数の個数: 48

約数和(自身を含む): 57069792

約数和(自身を除く): 36950022

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 20323, 40646, 60969, 101615, 121938, 182907, 203230, 223553, 304845, 365814, 447106, 609690, 670659, 914535, 1117765, 1341318, 1829070, 2011977, 2235530, 3353295, 4023954, 6706590, 10059885, 20119770]

約数ペア:

[(1, 20119770), (2, 10059885), (3, 6706590), (5, 4023954), (6, 3353295), (9, 2235530), (10, 2011977), (11, 1829070), (15, 1341318), (18, 1117765), (22, 914535), (30, 670659), (33, 609690), (45, 447106), (55, 365814), (66, 304845), (90, 223553), (99, 203230), (110, 182907), (165, 121938), (198, 101615), (330, 60969), (495, 40646), (990, 20323)]