919945268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:397

約数の個数: 96

約数和(自身を含む): 1915415040

約数和(自身を除く): 995469772

約数列:

[1, 2, 4, 11, 19, 22, 38, 43, 44, 76, 86, 157, 163, 172, 209, 314, 326, 418, 473, 628, 652, 817, 836, 946, 1634, 1727, 1793, 1892, 2983, 3097, 3268, 3454, 3586, 5966, 6194, 6751, 6908, 7009, 7172, 8987, 11932, 12388, 13502, 14018, 17974, 25591, 27004, 28036, 32813, 34067, 35948, 51182, 65626, 68134, 74261, 77099, 102364, 128269, 131252, 133171, 136268, 148522, 154198, 256538, 266342, 281501, 297044, 308396, 486229, 513076, 532684, 563002, 972458, 1100413, 1126004, 1410959, 1464881, 1944916, 2200826, 2821918, 2929762, 4401652, 5348519, 5643836, 5859524, 10697038, 12104543, 20907847, 21394076, 24209086, 41815694, 48418172, 83631388, 229986317, 459972634, 919945268]

約数ペア:

[(1, 919945268), (2, 459972634), (4, 229986317), (11, 83631388), (19, 48418172), (22, 41815694), (38, 24209086), (43, 21394076), (44, 20907847), (76, 12104543), (86, 10697038), (157, 5859524), (163, 5643836), (172, 5348519), (209, 4401652), (314, 2929762), (326, 2821918), (418, 2200826), (473, 1944916), (628, 1464881), (652, 1410959), (817, 1126004), (836, 1100413), (946, 972458), (1634, 563002), (1727, 532684), (1793, 513076), (1892, 486229), (2983, 308396), (3097, 297044), (3268, 281501), (3454, 266342), (3586, 256538), (5966, 154198), (6194, 148522), (6751, 136268), (6908, 133171), (7009, 131252), (7172, 128269), (8987, 102364), (11932, 77099), (12388, 74261), (13502, 68134), (14018, 65626), (17974, 51182), (25591, 35948), (27004, 34067), (28036, 32813)]