2019221589

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{977}}^1$

素因数の和:1410

約数の個数: 64

約数和(自身を含む): 3515166720

約数和(自身を除く): 1495945131

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 389, 483, 759, 977, 1167, 1771, 2723, 2931, 4279, 5313, 6839, 8169, 8947, 10747, 12837, 20517, 22471, 26841, 29953, 32241, 62629, 67413, 75229, 89859, 98417, 157297, 187887, 225687, 247181, 295251, 380053, 471891, 688919, 741543, 1140159, 1730267, 2066757, 2660371, 4180583, 5190801, 7981113, 8741219, 12541749, 26223657, 29264081, 61188533, 87792243, 96153409, 183565599, 288460227, 673073863, 2019221589]

約数ペア:

[(1, 2019221589), (3, 673073863), (7, 288460227), (11, 183565599), (21, 96153409), (23, 87792243), (33, 61188533), (69, 29264081), (77, 26223657), (161, 12541749), (231, 8741219), (253, 7981113), (389, 5190801), (483, 4180583), (759, 2660371), (977, 2066757), (1167, 1730267), (1771, 1140159), (2723, 741543), (2931, 688919), (4279, 471891), (5313, 380053), (6839, 295251), (8169, 247181), (8947, 225687), (10747, 187887), (12837, 157297), (20517, 98417), (22471, 89859), (26841, 75229), (29953, 67413), (32241, 62629)]