20377344

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1$

素因数の和:202

約数の個数: 108

約数和(自身を含む): 59100216

約数和(自身を除く): 38722872

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 157, 169, 192, 208, 256, 312, 314, 338, 384, 416, 471, 507, 624, 628, 676, 768, 832, 942, 1014, 1248, 1256, 1352, 1664, 1884, 2028, 2041, 2496, 2512, 2704, 3328, 3768, 4056, 4082, 4992, 5024, 5408, 6123, 7536, 8112, 8164, 9984, 10048, 10816, 12246, 15072, 16224, 16328, 20096, 21632, 24492, 26533, 30144, 32448, 32656, 40192, 43264, 48984, 53066, 60288, 64896, 65312, 79599, 97968, 106132, 120576, 129792, 130624, 159198, 195936, 212264, 261248, 318396, 391872, 424528, 522496, 636792, 783744, 849056, 1273584, 1567488, 1698112, 2547168, 3396224, 5094336, 6792448, 10188672, 20377344]

約数ペア:

[(1, 20377344), (2, 10188672), (3, 6792448), (4, 5094336), (6, 3396224), (8, 2547168), (12, 1698112), (13, 1567488), (16, 1273584), (24, 849056), (26, 783744), (32, 636792), (39, 522496), (48, 424528), (52, 391872), (64, 318396), (78, 261248), (96, 212264), (104, 195936), (128, 159198), (156, 130624), (157, 129792), (169, 120576), (192, 106132), (208, 97968), (256, 79599), (312, 65312), (314, 64896), (338, 60288), (384, 53066), (416, 48984), (471, 43264), (507, 40192), (624, 32656), (628, 32448), (676, 30144), (768, 26533), (832, 24492), (942, 21632), (1014, 20096), (1248, 16328), (1256, 16224), (1352, 15072), (1664, 12246), (1884, 10816), (2028, 10048), (2041, 9984), (2496, 8164), (2512, 8112), (2704, 7536), (3328, 6123), (3768, 5408), (4056, 5024), (4082, 4992)]