19665792

素因数分解:

$2^7\times 3^2\times {\mathrm{43}}^1\times {\mathrm{397}}^1$

素因数の和:460

約数の個数: 96

約数和(自身を含む): 58052280

約数和(自身を除く): 38386488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 64, 72, 86, 96, 128, 129, 144, 172, 192, 258, 288, 344, 384, 387, 397, 516, 576, 688, 774, 794, 1032, 1152, 1191, 1376, 1548, 1588, 2064, 2382, 2752, 3096, 3176, 3573, 4128, 4764, 5504, 6192, 6352, 7146, 8256, 9528, 12384, 12704, 14292, 16512, 17071, 19056, 24768, 25408, 28584, 34142, 38112, 49536, 50816, 51213, 57168, 68284, 76224, 102426, 114336, 136568, 152448, 153639, 204852, 228672, 273136, 307278, 409704, 457344, 546272, 614556, 819408, 1092544, 1229112, 1638816, 2185088, 2458224, 3277632, 4916448, 6555264, 9832896, 19665792]

約数ペア:

[(1, 19665792), (2, 9832896), (3, 6555264), (4, 4916448), (6, 3277632), (8, 2458224), (9, 2185088), (12, 1638816), (16, 1229112), (18, 1092544), (24, 819408), (32, 614556), (36, 546272), (43, 457344), (48, 409704), (64, 307278), (72, 273136), (86, 228672), (96, 204852), (128, 153639), (129, 152448), (144, 136568), (172, 114336), (192, 102426), (258, 76224), (288, 68284), (344, 57168), (384, 51213), (387, 50816), (397, 49536), (516, 38112), (576, 34142), (688, 28584), (774, 25408), (794, 24768), (1032, 19056), (1152, 17071), (1191, 16512), (1376, 14292), (1548, 12704), (1588, 12384), (2064, 9528), (2382, 8256), (2752, 7146), (3096, 6352), (3176, 6192), (3573, 5504), (4128, 4764)]