12189944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 26880000

約数和(自身を除く): 14690056

約数列:

[1, 2, 4, 8, 13, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 199, 247, 248, 398, 403, 494, 589, 796, 806, 988, 1178, 1592, 1612, 1976, 2356, 2587, 3224, 3781, 4712, 5174, 6169, 7562, 7657, 10348, 12338, 15124, 15314, 20696, 24676, 30248, 30628, 49153, 49352, 61256, 80197, 98306, 117211, 160394, 196612, 234422, 320788, 393224, 468844, 641576, 937688, 1523743, 3047486, 6094972, 12189944]

約数ペア:

[(1, 12189944), (2, 6094972), (4, 3047486), (8, 1523743), (13, 937688), (19, 641576), (26, 468844), (31, 393224), (38, 320788), (52, 234422), (62, 196612), (76, 160394), (104, 117211), (124, 98306), (152, 80197), (199, 61256), (247, 49352), (248, 49153), (398, 30628), (403, 30248), (494, 24676), (589, 20696), (796, 15314), (806, 15124), (988, 12338), (1178, 10348), (1592, 7657), (1612, 7562), (1976, 6169), (2356, 5174), (2587, 4712), (3224, 3781)]