19639368

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:472

約数の個数: 128

約数和(自身を含む): 64512000

約数和(自身を除く): 44872632

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 31, 36, 42, 54, 56, 62, 63, 72, 84, 93, 108, 124, 126, 168, 186, 189, 216, 217, 248, 252, 279, 372, 378, 419, 434, 504, 558, 651, 744, 756, 837, 838, 868, 1116, 1257, 1302, 1512, 1674, 1676, 1736, 1953, 2232, 2514, 2604, 2933, 3348, 3352, 3771, 3906, 5028, 5208, 5859, 5866, 6696, 7542, 7812, 8799, 10056, 11313, 11718, 11732, 12989, 15084, 15624, 17598, 22626, 23436, 23464, 25978, 26397, 30168, 35196, 38967, 45252, 46872, 51956, 52794, 70392, 77934, 79191, 90504, 90923, 103912, 105588, 116901, 155868, 158382, 181846, 211176, 233802, 272769, 311736, 316764, 350703, 363692, 467604, 545538, 633528, 701406, 727384, 818307, 935208, 1091076, 1402812, 1636614, 2182152, 2454921, 2805624, 3273228, 4909842, 6546456, 9819684, 19639368]

約数ペア:

[(1, 19639368), (2, 9819684), (3, 6546456), (4, 4909842), (6, 3273228), (7, 2805624), (8, 2454921), (9, 2182152), (12, 1636614), (14, 1402812), (18, 1091076), (21, 935208), (24, 818307), (27, 727384), (28, 701406), (31, 633528), (36, 545538), (42, 467604), (54, 363692), (56, 350703), (62, 316764), (63, 311736), (72, 272769), (84, 233802), (93, 211176), (108, 181846), (124, 158382), (126, 155868), (168, 116901), (186, 105588), (189, 103912), (216, 90923), (217, 90504), (248, 79191), (252, 77934), (279, 70392), (372, 52794), (378, 51956), (419, 46872), (434, 45252), (504, 38967), (558, 35196), (651, 30168), (744, 26397), (756, 25978), (837, 23464), (838, 23436), (868, 22626), (1116, 17598), (1257, 15624), (1302, 15084), (1512, 12989), (1674, 11732), (1676, 11718), (1736, 11313), (1953, 10056), (2232, 8799), (2514, 7812), (2604, 7542), (2933, 6696), (3348, 5866), (3352, 5859), (3771, 5208), (3906, 5028)]