18840696

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:493

約数の個数: 96

約数和(自身を含む): 56402640

約数和(自身を除く): 37561944

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 49, 56, 74, 84, 98, 111, 147, 148, 168, 196, 222, 259, 294, 296, 392, 433, 444, 518, 588, 777, 866, 888, 1036, 1176, 1299, 1554, 1732, 1813, 2072, 2598, 3031, 3108, 3464, 3626, 5196, 5439, 6062, 6216, 7252, 9093, 10392, 10878, 12124, 14504, 16021, 18186, 21217, 21756, 24248, 32042, 36372, 42434, 43512, 48063, 63651, 64084, 72744, 84868, 96126, 112147, 127302, 128168, 169736, 192252, 224294, 254604, 336441, 384504, 448588, 509208, 672882, 785029, 897176, 1345764, 1570058, 2355087, 2691528, 3140116, 4710174, 6280232, 9420348, 18840696]

約数ペア:

[(1, 18840696), (2, 9420348), (3, 6280232), (4, 4710174), (6, 3140116), (7, 2691528), (8, 2355087), (12, 1570058), (14, 1345764), (21, 897176), (24, 785029), (28, 672882), (37, 509208), (42, 448588), (49, 384504), (56, 336441), (74, 254604), (84, 224294), (98, 192252), (111, 169736), (147, 128168), (148, 127302), (168, 112147), (196, 96126), (222, 84868), (259, 72744), (294, 64084), (296, 63651), (392, 48063), (433, 43512), (444, 42434), (518, 36372), (588, 32042), (777, 24248), (866, 21756), (888, 21217), (1036, 18186), (1176, 16021), (1299, 14504), (1554, 12124), (1732, 10878), (1813, 10392), (2072, 9093), (2598, 7252), (3031, 6216), (3108, 6062), (3464, 5439), (3626, 5196)]