1818892790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1271953}}^1$

素因数の和:1271984

約数の個数: 32

約数和(自身を含む): 3846388896

約数和(自身を除く): 2027496106

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 1271953, 2543906, 6359765, 12719530, 13991483, 16535389, 27982966, 33070778, 69957415, 82676945, 139914830, 165353890, 181889279, 363778558, 909446395, 1818892790]

約数ペア:

[(1, 1818892790), (2, 909446395), (5, 363778558), (10, 181889279), (11, 165353890), (13, 139914830), (22, 82676945), (26, 69957415), (55, 33070778), (65, 27982966), (110, 16535389), (130, 13991483), (143, 12719530), (286, 6359765), (715, 2543906), (1430, 1271953)]