19847268

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{2917}}^1$

素因数の和:2943

約数の個数: 72

約数和(自身を含む): 59480512

約数和(自身を除く): 39633244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 2917, 3402, 5834, 6804, 8751, 11668, 17502, 20419, 26253, 35004, 40838, 52506, 61257, 78759, 81676, 105012, 122514, 157518, 183771, 236277, 245028, 315036, 367542, 472554, 551313, 708831, 735084, 945108, 1102626, 1417662, 1653939, 2205252, 2835324, 3307878, 4961817, 6615756, 9923634, 19847268]

約数ペア:

[(1, 19847268), (2, 9923634), (3, 6615756), (4, 4961817), (6, 3307878), (7, 2835324), (9, 2205252), (12, 1653939), (14, 1417662), (18, 1102626), (21, 945108), (27, 735084), (28, 708831), (36, 551313), (42, 472554), (54, 367542), (63, 315036), (81, 245028), (84, 236277), (108, 183771), (126, 157518), (162, 122514), (189, 105012), (243, 81676), (252, 78759), (324, 61257), (378, 52506), (486, 40838), (567, 35004), (756, 26253), (972, 20419), (1134, 17502), (1701, 11668), (2268, 8751), (2917, 6804), (3402, 5834)]