20071562

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1237}}^1$

素因数の和:1326

約数の個数: 32

約数和(自身を含む): 36842880

約数和(自身を除く): 16771318

約数列:

[1, 2, 7, 14, 19, 38, 61, 122, 133, 266, 427, 854, 1159, 1237, 2318, 2474, 8113, 8659, 16226, 17318, 23503, 47006, 75457, 150914, 164521, 329042, 528199, 1056398, 1433683, 2867366, 10035781, 20071562]

約数ペア:

[(1, 20071562), (2, 10035781), (7, 2867366), (14, 1433683), (19, 1056398), (38, 528199), (61, 329042), (122, 164521), (133, 150914), (266, 75457), (427, 47006), (854, 23503), (1159, 17318), (1237, 16226), (2318, 8659), (2474, 8113)]