18284916

素因数分解:

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

素因数の和:269

約数の個数: 96

約数和(自身を含む): 50176000

約数和(自身を除く): 31891084

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 31, 38, 39, 52, 57, 62, 76, 78, 93, 114, 124, 156, 186, 199, 228, 247, 372, 398, 403, 494, 589, 597, 741, 796, 806, 988, 1178, 1194, 1209, 1482, 1612, 1767, 2356, 2388, 2418, 2587, 2964, 3534, 3781, 4836, 5174, 6169, 7068, 7562, 7657, 7761, 10348, 11343, 12338, 15124, 15314, 15522, 18507, 22686, 22971, 24676, 30628, 31044, 37014, 45372, 45942, 49153, 74028, 80197, 91884, 98306, 117211, 147459, 160394, 196612, 234422, 240591, 294918, 320788, 351633, 468844, 481182, 589836, 703266, 962364, 1406532, 1523743, 3047486, 4571229, 6094972, 9142458, 18284916]

約数ペア:

[(1, 18284916), (2, 9142458), (3, 6094972), (4, 4571229), (6, 3047486), (12, 1523743), (13, 1406532), (19, 962364), (26, 703266), (31, 589836), (38, 481182), (39, 468844), (52, 351633), (57, 320788), (62, 294918), (76, 240591), (78, 234422), (93, 196612), (114, 160394), (124, 147459), (156, 117211), (186, 98306), (199, 91884), (228, 80197), (247, 74028), (372, 49153), (398, 45942), (403, 45372), (494, 37014), (589, 31044), (597, 30628), (741, 24676), (796, 22971), (806, 22686), (988, 18507), (1178, 15522), (1194, 15314), (1209, 15124), (1482, 12338), (1612, 11343), (1767, 10348), (2356, 7761), (2388, 7657), (2418, 7562), (2587, 7068), (2964, 6169), (3534, 5174), (3781, 4836)]