18970752

素因数分解:

$2^7\times 3^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:533

約数の個数: 64

約数和(自身を含む): 50918400

約数和(自身を除く): 31947648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 127, 128, 192, 254, 381, 384, 389, 508, 762, 778, 1016, 1167, 1524, 1556, 2032, 2334, 3048, 3112, 4064, 4668, 6096, 6224, 8128, 9336, 12192, 12448, 16256, 18672, 24384, 24896, 37344, 48768, 49403, 49792, 74688, 98806, 148209, 149376, 197612, 296418, 395224, 592836, 790448, 1185672, 1580896, 2371344, 3161792, 4742688, 6323584, 9485376, 18970752]

約数ペア:

[(1, 18970752), (2, 9485376), (3, 6323584), (4, 4742688), (6, 3161792), (8, 2371344), (12, 1580896), (16, 1185672), (24, 790448), (32, 592836), (48, 395224), (64, 296418), (96, 197612), (127, 149376), (128, 148209), (192, 98806), (254, 74688), (381, 49792), (384, 49403), (389, 48768), (508, 37344), (762, 24896), (778, 24384), (1016, 18672), (1167, 16256), (1524, 12448), (1556, 12192), (2032, 9336), (2334, 8128), (3048, 6224), (3112, 6096), (4064, 4668)]