201990513046

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{12448571}}^1$

素因数の和:12448660

約数の個数: 32

約数和(自身を含む): 370469502720

約数和(自身を除く): 168478989674

約数列:

[1, 2, 7, 14, 19, 38, 61, 122, 133, 266, 427, 854, 1159, 2318, 8113, 16226, 12448571, 24897142, 87139997, 174279994, 236522849, 473045698, 759362831, 1518725662, 1655659943, 3311319886, 5315539817, 10631079634, 14427893789, 28855787578, 100995256523, 201990513046]

約数ペア:

[(1, 201990513046), (2, 100995256523), (7, 28855787578), (14, 14427893789), (19, 10631079634), (38, 5315539817), (61, 3311319886), (122, 1655659943), (133, 1518725662), (266, 759362831), (427, 473045698), (854, 236522849), (1159, 174279994), (2318, 87139997), (8113, 24897142), (16226, 12448571)]