19967610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51199}}^1$

素因数の和:51222

約数の個数: 32

約数和(自身を含む): 51609600

約数和(自身を除く): 31641990

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51199, 102398, 153597, 255995, 307194, 511990, 665587, 767985, 1331174, 1535970, 1996761, 3327935, 3993522, 6655870, 9983805, 19967610]

約数ペア:

[(1, 19967610), (2, 9983805), (3, 6655870), (5, 3993522), (6, 3327935), (10, 1996761), (13, 1535970), (15, 1331174), (26, 767985), (30, 665587), (39, 511990), (65, 307194), (78, 255995), (130, 153597), (195, 102398), (390, 51199)]