20212992

素因数分解:

$2^8\times 3^2\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:336

約数の個数: 108

約数和(自身を含む): 60371584

約数和(自身を除く): 40158592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 279, 283, 288, 372, 384, 496, 558, 566, 576, 744, 768, 849, 992, 1116, 1132, 1152, 1488, 1698, 1984, 2232, 2264, 2304, 2547, 2976, 3396, 3968, 4464, 4528, 5094, 5952, 6792, 7936, 8773, 8928, 9056, 10188, 11904, 13584, 17546, 17856, 18112, 20376, 23808, 26319, 27168, 35092, 35712, 36224, 40752, 52638, 54336, 70184, 71424, 72448, 78957, 81504, 105276, 108672, 140368, 157914, 163008, 210552, 217344, 280736, 315828, 326016, 421104, 561472, 631656, 652032, 842208, 1122944, 1263312, 1684416, 2245888, 2526624, 3368832, 5053248, 6737664, 10106496, 20212992]

約数ペア:

[(1, 20212992), (2, 10106496), (3, 6737664), (4, 5053248), (6, 3368832), (8, 2526624), (9, 2245888), (12, 1684416), (16, 1263312), (18, 1122944), (24, 842208), (31, 652032), (32, 631656), (36, 561472), (48, 421104), (62, 326016), (64, 315828), (72, 280736), (93, 217344), (96, 210552), (124, 163008), (128, 157914), (144, 140368), (186, 108672), (192, 105276), (248, 81504), (256, 78957), (279, 72448), (283, 71424), (288, 70184), (372, 54336), (384, 52638), (496, 40752), (558, 36224), (566, 35712), (576, 35092), (744, 27168), (768, 26319), (849, 23808), (992, 20376), (1116, 18112), (1132, 17856), (1152, 17546), (1488, 13584), (1698, 11904), (1984, 10188), (2232, 9056), (2264, 8928), (2304, 8773), (2547, 7936), (2976, 6792), (3396, 5952), (3968, 5094), (4464, 4528)]