19845738

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{887}}^1$

素因数の和:1019

約数の個数: 48

約数和(自身を含む): 47376576

約数和(自身を除く): 27530838

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 113, 198, 226, 339, 678, 887, 1017, 1243, 1774, 2034, 2486, 2661, 3729, 5322, 7458, 7983, 9757, 11187, 15966, 19514, 22374, 29271, 58542, 87813, 100231, 175626, 200462, 300693, 601386, 902079, 1102541, 1804158, 2205082, 3307623, 6615246, 9922869, 19845738]

約数ペア:

[(1, 19845738), (2, 9922869), (3, 6615246), (6, 3307623), (9, 2205082), (11, 1804158), (18, 1102541), (22, 902079), (33, 601386), (66, 300693), (99, 200462), (113, 175626), (198, 100231), (226, 87813), (339, 58542), (678, 29271), (887, 22374), (1017, 19514), (1243, 15966), (1774, 11187), (2034, 9757), (2486, 7983), (2661, 7458), (3729, 5322)]