19431544

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:484

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 24114056

約数列:

[1, 2, 4, 8, 11, 17, 22, 31, 34, 44, 62, 68, 88, 124, 136, 187, 248, 341, 374, 419, 527, 682, 748, 838, 1054, 1364, 1496, 1676, 2108, 2728, 3352, 4216, 4609, 5797, 7123, 9218, 11594, 12989, 14246, 18436, 23188, 25978, 28492, 36872, 46376, 51956, 56984, 78353, 103912, 142879, 156706, 220813, 285758, 313412, 441626, 571516, 626824, 883252, 1143032, 1766504, 2428943, 4857886, 9715772, 19431544]

約数ペア:

[(1, 19431544), (2, 9715772), (4, 4857886), (8, 2428943), (11, 1766504), (17, 1143032), (22, 883252), (31, 626824), (34, 571516), (44, 441626), (62, 313412), (68, 285758), (88, 220813), (124, 156706), (136, 142879), (187, 103912), (248, 78353), (341, 56984), (374, 51956), (419, 46376), (527, 36872), (682, 28492), (748, 25978), (838, 23188), (1054, 18436), (1364, 14246), (1496, 12989), (1676, 11594), (2108, 9218), (2728, 7123), (3352, 5797), (4216, 4609)]