19146984

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 50880000

約数和(自身を除く): 31733016

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 199, 211, 228, 398, 422, 456, 597, 633, 796, 844, 1194, 1266, 1592, 1688, 2388, 2532, 3781, 4009, 4776, 5064, 7562, 8018, 11343, 12027, 15124, 16036, 22686, 24054, 30248, 32072, 41989, 45372, 48108, 83978, 90744, 96216, 125967, 167956, 251934, 335912, 503868, 797791, 1007736, 1595582, 2393373, 3191164, 4786746, 6382328, 9573492, 19146984]

約数ペア:

[(1, 19146984), (2, 9573492), (3, 6382328), (4, 4786746), (6, 3191164), (8, 2393373), (12, 1595582), (19, 1007736), (24, 797791), (38, 503868), (57, 335912), (76, 251934), (114, 167956), (152, 125967), (199, 96216), (211, 90744), (228, 83978), (398, 48108), (422, 45372), (456, 41989), (597, 32072), (633, 30248), (796, 24054), (844, 22686), (1194, 16036), (1266, 15124), (1592, 12027), (1688, 11343), (2388, 8018), (2532, 7562), (3781, 5064), (4009, 4776)]