19309755

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 31912704

約数和(自身を除く): 12602949

約数列:

[1, 3, 5, 15, 53, 107, 159, 227, 265, 321, 535, 681, 795, 1135, 1605, 3405, 5671, 12031, 17013, 24289, 28355, 36093, 60155, 72867, 85065, 121445, 180465, 364335, 1287317, 3861951, 6436585, 19309755]

約数ペア:

[(1, 19309755), (3, 6436585), (5, 3861951), (15, 1287317), (53, 364335), (107, 180465), (159, 121445), (227, 85065), (265, 72867), (321, 60155), (535, 36093), (681, 28355), (795, 24289), (1135, 17013), (1605, 12031), (3405, 5671)]