18043488

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:137

約数の個数: 144

約数和(自身を含む): 55351296

約数和(自身を除く): 37307808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 43, 47, 48, 62, 72, 86, 93, 94, 96, 124, 129, 141, 144, 172, 186, 188, 248, 258, 279, 282, 288, 344, 372, 376, 387, 423, 496, 516, 558, 564, 688, 744, 752, 774, 846, 992, 1032, 1116, 1128, 1333, 1376, 1457, 1488, 1504, 1548, 1692, 2021, 2064, 2232, 2256, 2666, 2914, 2976, 3096, 3384, 3999, 4042, 4128, 4371, 4464, 4512, 5332, 5828, 6063, 6192, 6768, 7998, 8084, 8742, 8928, 10664, 11656, 11997, 12126, 12384, 13113, 13536, 15996, 16168, 17484, 18189, 21328, 23312, 23994, 24252, 26226, 31992, 32336, 34968, 36378, 42656, 46624, 47988, 48504, 52452, 62651, 63984, 64672, 69936, 72756, 95976, 97008, 104904, 125302, 127968, 139872, 145512, 187953, 191952, 194016, 209808, 250604, 291024, 375906, 383904, 419616, 501208, 563859, 582048, 751812, 1002416, 1127718, 1503624, 2004832, 2255436, 3007248, 4510872, 6014496, 9021744, 18043488]

約数ペア:

[(1, 18043488), (2, 9021744), (3, 6014496), (4, 4510872), (6, 3007248), (8, 2255436), (9, 2004832), (12, 1503624), (16, 1127718), (18, 1002416), (24, 751812), (31, 582048), (32, 563859), (36, 501208), (43, 419616), (47, 383904), (48, 375906), (62, 291024), (72, 250604), (86, 209808), (93, 194016), (94, 191952), (96, 187953), (124, 145512), (129, 139872), (141, 127968), (144, 125302), (172, 104904), (186, 97008), (188, 95976), (248, 72756), (258, 69936), (279, 64672), (282, 63984), (288, 62651), (344, 52452), (372, 48504), (376, 47988), (387, 46624), (423, 42656), (496, 36378), (516, 34968), (558, 32336), (564, 31992), (688, 26226), (744, 24252), (752, 23994), (774, 23312), (846, 21328), (992, 18189), (1032, 17484), (1116, 16168), (1128, 15996), (1333, 13536), (1376, 13113), (1457, 12384), (1488, 12126), (1504, 11997), (1548, 11656), (1692, 10664), (2021, 8928), (2064, 8742), (2232, 8084), (2256, 7998), (2666, 6768), (2914, 6192), (2976, 6063), (3096, 5828), (3384, 5332), (3999, 4512), (4042, 4464), (4128, 4371)]