18100908

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:393

約数の個数: 120

約数和(自身を含む): 56593152

約数和(自身を除く): 38492244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 81, 84, 92, 108, 126, 138, 161, 162, 189, 207, 252, 276, 322, 324, 347, 378, 414, 483, 567, 621, 644, 694, 756, 828, 966, 1041, 1134, 1242, 1388, 1449, 1863, 1932, 2082, 2268, 2429, 2484, 2898, 3123, 3726, 4164, 4347, 4858, 5796, 6246, 7287, 7452, 7981, 8694, 9369, 9716, 12492, 13041, 14574, 15962, 17388, 18738, 21861, 23943, 26082, 28107, 29148, 31924, 37476, 43722, 47886, 52164, 55867, 56214, 65583, 71829, 87444, 95772, 111734, 112428, 131166, 143658, 167601, 196749, 215487, 223468, 262332, 287316, 335202, 393498, 430974, 502803, 646461, 670404, 786996, 861948, 1005606, 1292922, 1508409, 2011212, 2585844, 3016818, 4525227, 6033636, 9050454, 18100908]

約数ペア:

[(1, 18100908), (2, 9050454), (3, 6033636), (4, 4525227), (6, 3016818), (7, 2585844), (9, 2011212), (12, 1508409), (14, 1292922), (18, 1005606), (21, 861948), (23, 786996), (27, 670404), (28, 646461), (36, 502803), (42, 430974), (46, 393498), (54, 335202), (63, 287316), (69, 262332), (81, 223468), (84, 215487), (92, 196749), (108, 167601), (126, 143658), (138, 131166), (161, 112428), (162, 111734), (189, 95772), (207, 87444), (252, 71829), (276, 65583), (322, 56214), (324, 55867), (347, 52164), (378, 47886), (414, 43722), (483, 37476), (567, 31924), (621, 29148), (644, 28107), (694, 26082), (756, 23943), (828, 21861), (966, 18738), (1041, 17388), (1134, 15962), (1242, 14574), (1388, 13041), (1449, 12492), (1863, 9716), (1932, 9369), (2082, 8694), (2268, 7981), (2429, 7452), (2484, 7287), (2898, 6246), (3123, 5796), (3726, 4858), (4164, 4347)]