209517508738

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{5189}}^1\times {\mathrm{17419}}^1$

素因数の和:22690

約数の個数: 32

約数和(自身を含む): 336324456000

約数和(自身を除く): 126806947262

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 5189, 10378, 17419, 34838, 98591, 197182, 316529, 330961, 633058, 661922, 1062559, 2125118, 6014051, 12028102, 20188621, 40377242, 90387191, 180774382, 1717356629, 3434713258, 5513618651, 11027237302, 104758754369, 209517508738]

約数ペア:

[(1, 209517508738), (2, 104758754369), (19, 11027237302), (38, 5513618651), (61, 3434713258), (122, 1717356629), (1159, 180774382), (2318, 90387191), (5189, 40377242), (10378, 20188621), (17419, 12028102), (34838, 6014051), (98591, 2125118), (197182, 1062559), (316529, 661922), (330961, 633058)]