20025245916

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2089}}^1\times {\mathrm{20483}}^1$

素因数の和:22595

約数の個数: 72

約数和(自身を含む): 54541927440

約数和(自身を除く): 34516681524

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 2089, 4178, 6267, 8356, 12534, 18801, 20483, 25068, 27157, 37602, 40966, 54314, 61449, 75204, 81471, 81932, 108628, 122898, 162942, 184347, 244413, 245796, 266279, 325884, 368694, 488826, 532558, 737388, 798837, 977652, 1065116, 1597674, 2396511, 3195348, 4793022, 9586044, 42788987, 85577974, 128366961, 171155948, 256733922, 385100883, 513467844, 556256831, 770201766, 1112513662, 1540403532, 1668770493, 2225027324, 3337540986, 5006311479, 6675081972, 10012622958, 20025245916]

約数ペア:

[(1, 20025245916), (2, 10012622958), (3, 6675081972), (4, 5006311479), (6, 3337540986), (9, 2225027324), (12, 1668770493), (13, 1540403532), (18, 1112513662), (26, 770201766), (36, 556256831), (39, 513467844), (52, 385100883), (78, 256733922), (117, 171155948), (156, 128366961), (234, 85577974), (468, 42788987), (2089, 9586044), (4178, 4793022), (6267, 3195348), (8356, 2396511), (12534, 1597674), (18801, 1065116), (20483, 977652), (25068, 798837), (27157, 737388), (37602, 532558), (40966, 488826), (54314, 368694), (61449, 325884), (75204, 266279), (81471, 245796), (81932, 244413), (108628, 184347), (122898, 162942)]