18349156930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1987991}}^1$

素因数の和:1988082

約数の個数: 32

約数和(自身を含む): 36070126848

約数和(自身を除く): 17720969918

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 9230, 1987991, 3975982, 9939955, 19879910, 25843883, 51687766, 129219415, 141147361, 258438830, 282294722, 705736805, 1411473610, 1834915693, 3669831386, 9174578465, 18349156930]

約数ペア:

[(1, 18349156930), (2, 9174578465), (5, 3669831386), (10, 1834915693), (13, 1411473610), (26, 705736805), (65, 282294722), (71, 258438830), (130, 141147361), (142, 129219415), (355, 51687766), (710, 25843883), (923, 19879910), (1846, 9939955), (4615, 3975982), (9230, 1987991)]