19340590

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{701}}^1$

素因数の和:828

約数の個数: 32

約数和(自身を含む): 36391680

約数和(自身を除く): 17051090

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 701, 890, 1402, 2759, 3505, 5518, 7010, 13795, 21731, 27590, 43462, 62389, 108655, 124778, 217310, 311945, 623890, 1934059, 3868118, 9670295, 19340590]

約数ペア:

[(1, 19340590), (2, 9670295), (5, 3868118), (10, 1934059), (31, 623890), (62, 311945), (89, 217310), (155, 124778), (178, 108655), (310, 62389), (445, 43462), (701, 27590), (890, 21731), (1402, 13795), (2759, 7010), (3505, 5518)]