39613888

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:285

約数の個数: 56

約数和(自身を含む): 81574640

約数和(自身を除く): 41960752

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 73, 122, 139, 146, 244, 278, 292, 488, 556, 584, 976, 1112, 1168, 1952, 2224, 2336, 3904, 4448, 4453, 4672, 8479, 8896, 8906, 10147, 16958, 17812, 20294, 33916, 35624, 40588, 67832, 71248, 81176, 135664, 142496, 162352, 271328, 284992, 324704, 542656, 618967, 649408, 1237934, 2475868, 4951736, 9903472, 19806944, 39613888]

約数ペア:

[(1, 39613888), (2, 19806944), (4, 9903472), (8, 4951736), (16, 2475868), (32, 1237934), (61, 649408), (64, 618967), (73, 542656), (122, 324704), (139, 284992), (146, 271328), (244, 162352), (278, 142496), (292, 135664), (488, 81176), (556, 71248), (584, 67832), (976, 40588), (1112, 35624), (1168, 33916), (1952, 20294), (2224, 17812), (2336, 16958), (3904, 10147), (4448, 8906), (4453, 8896), (4672, 8479)]