18605890

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1277}}^1$

素因数の和:1362

約数の個数: 32

約数和(自身を含む): 35334144

約数和(自身を除く): 16728254

約数列:

[1, 2, 5, 10, 31, 47, 62, 94, 155, 235, 310, 470, 1277, 1457, 2554, 2914, 6385, 7285, 12770, 14570, 39587, 60019, 79174, 120038, 197935, 300095, 395870, 600190, 1860589, 3721178, 9302945, 18605890]

約数ペア:

[(1, 18605890), (2, 9302945), (5, 3721178), (10, 1860589), (31, 600190), (47, 395870), (62, 300095), (94, 197935), (155, 120038), (235, 79174), (310, 60019), (470, 39587), (1277, 14570), (1457, 12770), (2554, 7285), (2914, 6385)]