18779688

素因数分解:

$2^3\times 3^4\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 53455380

約数和(自身を除く): 34675692

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 73, 81, 108, 146, 162, 216, 219, 292, 324, 397, 438, 584, 648, 657, 794, 876, 1191, 1314, 1588, 1752, 1971, 2382, 2628, 3176, 3573, 3942, 4764, 5256, 5913, 7146, 7884, 9528, 10719, 11826, 14292, 15768, 21438, 23652, 28584, 28981, 32157, 42876, 47304, 57962, 64314, 85752, 86943, 115924, 128628, 173886, 231848, 257256, 260829, 347772, 521658, 695544, 782487, 1043316, 1564974, 2086632, 2347461, 3129948, 4694922, 6259896, 9389844, 18779688]

約数ペア:

[(1, 18779688), (2, 9389844), (3, 6259896), (4, 4694922), (6, 3129948), (8, 2347461), (9, 2086632), (12, 1564974), (18, 1043316), (24, 782487), (27, 695544), (36, 521658), (54, 347772), (72, 260829), (73, 257256), (81, 231848), (108, 173886), (146, 128628), (162, 115924), (216, 86943), (219, 85752), (292, 64314), (324, 57962), (397, 47304), (438, 42876), (584, 32157), (648, 28981), (657, 28584), (794, 23652), (876, 21438), (1191, 15768), (1314, 14292), (1588, 11826), (1752, 10719), (1971, 9528), (2382, 7884), (2628, 7146), (3176, 5913), (3573, 5256), (3942, 4764)]