201945678

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{13721}}^1$

素因数の和:13960

約数の個数: 32

約数和(自身を含む): 442616832

約数和(自身を除く): 240671154

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 223, 446, 669, 1338, 2453, 4906, 7359, 13721, 14718, 27442, 41163, 82326, 150931, 301862, 452793, 905586, 3059783, 6119566, 9179349, 18358698, 33657613, 67315226, 100972839, 201945678]

約数ペア:

[(1, 201945678), (2, 100972839), (3, 67315226), (6, 33657613), (11, 18358698), (22, 9179349), (33, 6119566), (66, 3059783), (223, 905586), (446, 452793), (669, 301862), (1338, 150931), (2453, 82326), (4906, 41163), (7359, 27442), (13721, 14718)]