38915344

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:312

約数の個数: 80

約数和(自身を含む): 87841600

約数和(自身を除く): 48926256

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 43, 52, 76, 86, 104, 152, 172, 208, 229, 247, 304, 344, 458, 494, 559, 688, 817, 916, 988, 1118, 1634, 1832, 1976, 2236, 2977, 3268, 3664, 3952, 4351, 4472, 5954, 6536, 8702, 8944, 9847, 10621, 11908, 13072, 17404, 19694, 21242, 23816, 34808, 39388, 42484, 47632, 56563, 69616, 78776, 84968, 113126, 128011, 157552, 169936, 187093, 226252, 256022, 374186, 452504, 512044, 748372, 905008, 1024088, 1496744, 2048176, 2432209, 2993488, 4864418, 9728836, 19457672, 38915344]

約数ペア:

[(1, 38915344), (2, 19457672), (4, 9728836), (8, 4864418), (13, 2993488), (16, 2432209), (19, 2048176), (26, 1496744), (38, 1024088), (43, 905008), (52, 748372), (76, 512044), (86, 452504), (104, 374186), (152, 256022), (172, 226252), (208, 187093), (229, 169936), (247, 157552), (304, 128011), (344, 113126), (458, 84968), (494, 78776), (559, 69616), (688, 56563), (817, 47632), (916, 42484), (988, 39388), (1118, 34808), (1634, 23816), (1832, 21242), (1976, 19694), (2236, 17404), (2977, 13072), (3268, 11908), (3664, 10621), (3952, 9847), (4351, 8944), (4472, 8702), (5954, 6536)]