19863702

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{241}}^2$

素因数の和:509

約数の個数: 36

約数和(自身を含む): 45491940

約数和(自身を除く): 25628238

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 241, 342, 482, 723, 1446, 2169, 4338, 4579, 9158, 13737, 27474, 41211, 58081, 82422, 116162, 174243, 348486, 522729, 1045458, 1103539, 2207078, 3310617, 6621234, 9931851, 19863702]

約数ペア:

[(1, 19863702), (2, 9931851), (3, 6621234), (6, 3310617), (9, 2207078), (18, 1103539), (19, 1045458), (38, 522729), (57, 348486), (114, 174243), (171, 116162), (241, 82422), (342, 58081), (482, 41211), (723, 27474), (1446, 13737), (2169, 9158), (4338, 4579)]