19098170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1$

素因数の和:735

約数の個数: 64

約数和(自身を含む): 43739136

約数和(自身を除く): 24640966

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 677, 806, 910, 1085, 1354, 2015, 2170, 2821, 3385, 4030, 4739, 5642, 6770, 8801, 9478, 14105, 17602, 20987, 23695, 28210, 41974, 44005, 47390, 61607, 88010, 104935, 123214, 146909, 209870, 272831, 293818, 308035, 545662, 616070, 734545, 1364155, 1469090, 1909817, 2728310, 3819634, 9549085, 19098170]

約数ペア:

[(1, 19098170), (2, 9549085), (5, 3819634), (7, 2728310), (10, 1909817), (13, 1469090), (14, 1364155), (26, 734545), (31, 616070), (35, 545662), (62, 308035), (65, 293818), (70, 272831), (91, 209870), (130, 146909), (155, 123214), (182, 104935), (217, 88010), (310, 61607), (403, 47390), (434, 44005), (455, 41974), (677, 28210), (806, 23695), (910, 20987), (1085, 17602), (1354, 14105), (2015, 9478), (2170, 8801), (2821, 6770), (3385, 5642), (4030, 4739)]