18939024

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:245

約数の個数: 120

約数和(自身を含む): 58315712

約数和(自身を除く): 39376688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 67, 72, 78, 104, 117, 134, 144, 151, 156, 201, 208, 234, 268, 302, 312, 402, 453, 468, 536, 603, 604, 624, 804, 871, 906, 936, 1072, 1206, 1208, 1359, 1608, 1742, 1812, 1872, 1963, 2412, 2416, 2613, 2718, 3216, 3484, 3624, 3926, 4824, 5226, 5436, 5889, 6968, 7248, 7839, 7852, 9648, 10117, 10452, 10872, 11778, 13936, 15678, 15704, 17667, 20234, 20904, 21744, 23556, 30351, 31356, 31408, 35334, 40468, 41808, 47112, 60702, 62712, 70668, 80936, 91053, 94224, 121404, 125424, 131521, 141336, 161872, 182106, 242808, 263042, 282672, 364212, 394563, 485616, 526084, 728424, 789126, 1052168, 1183689, 1456848, 1578252, 2104336, 2367378, 3156504, 4734756, 6313008, 9469512, 18939024]

約数ペア:

[(1, 18939024), (2, 9469512), (3, 6313008), (4, 4734756), (6, 3156504), (8, 2367378), (9, 2104336), (12, 1578252), (13, 1456848), (16, 1183689), (18, 1052168), (24, 789126), (26, 728424), (36, 526084), (39, 485616), (48, 394563), (52, 364212), (67, 282672), (72, 263042), (78, 242808), (104, 182106), (117, 161872), (134, 141336), (144, 131521), (151, 125424), (156, 121404), (201, 94224), (208, 91053), (234, 80936), (268, 70668), (302, 62712), (312, 60702), (402, 47112), (453, 41808), (468, 40468), (536, 35334), (603, 31408), (604, 31356), (624, 30351), (804, 23556), (871, 21744), (906, 20904), (936, 20234), (1072, 17667), (1206, 15704), (1208, 15678), (1359, 13936), (1608, 11778), (1742, 10872), (1812, 10452), (1872, 10117), (1963, 9648), (2412, 7852), (2416, 7839), (2613, 7248), (2718, 6968), (3216, 5889), (3484, 5436), (3624, 5226), (3926, 4824)]