18432972

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 48921600

約数和(自身を除く): 30488628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 83, 93, 124, 166, 186, 199, 249, 279, 332, 372, 398, 498, 558, 597, 747, 796, 996, 1116, 1194, 1494, 1791, 2388, 2573, 2988, 3582, 5146, 6169, 7164, 7719, 10292, 12338, 15438, 16517, 18507, 23157, 24676, 30876, 33034, 37014, 46314, 49551, 55521, 66068, 74028, 92628, 99102, 111042, 148653, 198204, 222084, 297306, 512027, 594612, 1024054, 1536081, 2048108, 3072162, 4608243, 6144324, 9216486, 18432972]

約数ペア:

[(1, 18432972), (2, 9216486), (3, 6144324), (4, 4608243), (6, 3072162), (9, 2048108), (12, 1536081), (18, 1024054), (31, 594612), (36, 512027), (62, 297306), (83, 222084), (93, 198204), (124, 148653), (166, 111042), (186, 99102), (199, 92628), (249, 74028), (279, 66068), (332, 55521), (372, 49551), (398, 46314), (498, 37014), (558, 33034), (597, 30876), (747, 24676), (796, 23157), (996, 18507), (1116, 16517), (1194, 15438), (1494, 12338), (1791, 10292), (2388, 7719), (2573, 7164), (2988, 6169), (3582, 5146)]