18687627846

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1\times {\mathrm{523}}^1$

素因数の和:1058

約数の個数: 96

約数和(自身を含む): 41811075072

約数和(自身を除く): 23123447226

約数列:

[1, 2, 3, 6, 9, 18, 71, 73, 142, 146, 213, 219, 383, 426, 438, 523, 639, 657, 766, 1046, 1149, 1278, 1314, 1569, 2298, 3138, 3447, 4707, 5183, 6894, 9414, 10366, 15549, 27193, 27959, 31098, 37133, 38179, 46647, 54386, 55918, 74266, 76358, 81579, 83877, 93294, 111399, 114537, 163158, 167754, 200309, 222798, 229074, 244737, 251631, 334197, 343611, 400618, 489474, 503262, 600927, 668394, 687222, 1201854, 1802781, 1985089, 2710709, 3605562, 3970178, 5421418, 5955267, 8132127, 11910534, 14221939, 14622557, 16264254, 17865801, 24396381, 28443878, 29245114, 35731602, 42665817, 43867671, 48792762, 85331634, 87735342, 127997451, 131603013, 255994902, 263206026, 1038201547, 2076403094, 3114604641, 6229209282, 9343813923, 18687627846]

約数ペア:

[(1, 18687627846), (2, 9343813923), (3, 6229209282), (6, 3114604641), (9, 2076403094), (18, 1038201547), (71, 263206026), (73, 255994902), (142, 131603013), (146, 127997451), (213, 87735342), (219, 85331634), (383, 48792762), (426, 43867671), (438, 42665817), (523, 35731602), (639, 29245114), (657, 28443878), (766, 24396381), (1046, 17865801), (1149, 16264254), (1278, 14622557), (1314, 14221939), (1569, 11910534), (2298, 8132127), (3138, 5955267), (3447, 5421418), (4707, 3970178), (5183, 3605562), (6894, 2710709), (9414, 1985089), (10366, 1802781), (15549, 1201854), (27193, 687222), (27959, 668394), (31098, 600927), (37133, 503262), (38179, 489474), (46647, 400618), (54386, 343611), (55918, 334197), (74266, 251631), (76358, 244737), (81579, 229074), (83877, 222798), (93294, 200309), (111399, 167754), (114537, 163158)]