20194290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1297}}^1$

素因数の和:1483

約数の個数: 48

約数和(自身を含む): 52849368

約数和(自身を除く): 32655078

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 173, 346, 519, 865, 1038, 1297, 1557, 1730, 2594, 2595, 3114, 3891, 5190, 6485, 7782, 7785, 11673, 12970, 15570, 19455, 23346, 38910, 58365, 116730, 224381, 448762, 673143, 1121905, 1346286, 2019429, 2243810, 3365715, 4038858, 6731430, 10097145, 20194290]

約数ペア:

[(1, 20194290), (2, 10097145), (3, 6731430), (5, 4038858), (6, 3365715), (9, 2243810), (10, 2019429), (15, 1346286), (18, 1121905), (30, 673143), (45, 448762), (90, 224381), (173, 116730), (346, 58365), (519, 38910), (865, 23346), (1038, 19455), (1297, 15570), (1557, 12970), (1730, 11673), (2594, 7785), (2595, 7782), (3114, 6485), (3891, 5190)]