2581790218

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{51383}}^1$

素因数の和:51526

約数の個数: 32

約数和(自身を含む): 4592496384

約数和(自身を除く): 2010706166

約数列:

[1, 2, 7, 14, 37, 74, 97, 194, 259, 518, 679, 1358, 3589, 7178, 25123, 50246, 51383, 102766, 359681, 719362, 1901171, 3802342, 4984151, 9968302, 13308197, 26616394, 34889057, 69778114, 184413587, 368827174, 1290895109, 2581790218]

約数ペア:

[(1, 2581790218), (2, 1290895109), (7, 368827174), (14, 184413587), (37, 69778114), (74, 34889057), (97, 26616394), (194, 13308197), (259, 9968302), (518, 4984151), (679, 3802342), (1358, 1901171), (3589, 719362), (7178, 359681), (25123, 102766), (50246, 51383)]