18895965114

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{493393}}^1$

素因数の和:493902

約数の個数: 32

約数和(自身を含む): 40781974464

約数和(自身を除く): 21886009350

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 491, 982, 1473, 2946, 6383, 12766, 19149, 38298, 493393, 986786, 1480179, 2960358, 6414109, 12828218, 19242327, 38484654, 242255963, 484511926, 726767889, 1453535778, 3149327519, 6298655038, 9447982557, 18895965114]

約数ペア:

[(1, 18895965114), (2, 9447982557), (3, 6298655038), (6, 3149327519), (13, 1453535778), (26, 726767889), (39, 484511926), (78, 242255963), (491, 38484654), (982, 19242327), (1473, 12828218), (2946, 6414109), (6383, 2960358), (12766, 1480179), (19149, 986786), (38298, 493393)]