20188038

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3863}}^1$

素因数の和:3948

約数の個数: 32

約数和(自身を含む): 44142336

約数和(自身を除く): 23954298

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1742, 2613, 3863, 5226, 7726, 11589, 23178, 50219, 100438, 150657, 258821, 301314, 517642, 776463, 1552926, 3364673, 6729346, 10094019, 20188038]

約数ペア:

[(1, 20188038), (2, 10094019), (3, 6729346), (6, 3364673), (13, 1552926), (26, 776463), (39, 517642), (67, 301314), (78, 258821), (134, 150657), (201, 100438), (402, 50219), (871, 23178), (1742, 11589), (2613, 7726), (3863, 5226)]