20199741849

素因数分解:

$3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{584027}}^1$

素因数の和:584107

約数の個数: 40

約数和(自身を含む): 35051024448

約数和(自身を除く): 14851282599

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 81, 183, 189, 427, 549, 567, 1281, 1647, 3843, 4941, 11529, 34587, 584027, 1752081, 4088189, 5256243, 12264567, 15768729, 35625647, 36793701, 47306187, 106876941, 110381103, 249379529, 320630823, 331143309, 748138587, 961892469, 2244415761, 2885677407, 6733247283, 20199741849]

約数ペア:

[(1, 20199741849), (3, 6733247283), (7, 2885677407), (9, 2244415761), (21, 961892469), (27, 748138587), (61, 331143309), (63, 320630823), (81, 249379529), (183, 110381103), (189, 106876941), (427, 47306187), (549, 36793701), (567, 35625647), (1281, 15768729), (1647, 12264567), (3843, 5256243), (4941, 4088189), (11529, 1752081), (34587, 584027)]