2019678908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{260671}}^1$

素因数の和:260837

約数の個数: 24

約数和(自身を含む): 3831878400

約数和(自身を除く): 1812199492

約数列:

[1, 2, 4, 13, 26, 52, 149, 298, 596, 1937, 3874, 7748, 260671, 521342, 1042684, 3388723, 6777446, 13554892, 38839979, 77679958, 155359916, 504919727, 1009839454, 2019678908]

約数ペア:

[(1, 2019678908), (2, 1009839454), (4, 504919727), (13, 155359916), (26, 77679958), (52, 38839979), (149, 13554892), (298, 6777446), (596, 3388723), (1937, 1042684), (3874, 521342), (7748, 260671)]