18780576

素因数分解:

$2^5\times 3^1\times {\mathrm{83}}^1\times {\mathrm{2357}}^1$

素因数の和:2453

約数の個数: 48

約数和(自身を含む): 49914144

約数和(自身を除く): 31133568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 83, 96, 166, 249, 332, 498, 664, 996, 1328, 1992, 2357, 2656, 3984, 4714, 7071, 7968, 9428, 14142, 18856, 28284, 37712, 56568, 75424, 113136, 195631, 226272, 391262, 586893, 782524, 1173786, 1565048, 2347572, 3130096, 4695144, 6260192, 9390288, 18780576]

約数ペア:

[(1, 18780576), (2, 9390288), (3, 6260192), (4, 4695144), (6, 3130096), (8, 2347572), (12, 1565048), (16, 1173786), (24, 782524), (32, 586893), (48, 391262), (83, 226272), (96, 195631), (166, 113136), (249, 75424), (332, 56568), (498, 37712), (664, 28284), (996, 18856), (1328, 14142), (1992, 9428), (2357, 7968), (2656, 7071), (3984, 4714)]