1809331390

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{317}}^1\times {\mathrm{4357}}^1$

素因数の和:4812

約数の個数: 32

約数和(自身を含む): 3292765344

約数和(自身を除く): 1483433954

約数列:

[1, 2, 5, 10, 131, 262, 317, 634, 655, 1310, 1585, 3170, 4357, 8714, 21785, 41527, 43570, 83054, 207635, 415270, 570767, 1141534, 1381169, 2762338, 2853835, 5707670, 6905845, 13811690, 180933139, 361866278, 904665695, 1809331390]

約数ペア:

[(1, 1809331390), (2, 904665695), (5, 361866278), (10, 180933139), (131, 13811690), (262, 6905845), (317, 5707670), (634, 2853835), (655, 2762338), (1310, 1381169), (1585, 1141534), (3170, 570767), (4357, 415270), (8714, 207635), (21785, 83054), (41527, 43570)]