19685437504

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{1061}}^1\times {\mathrm{17053}}^1$

素因数の和:18143

約数の個数: 56

約数和(自身を含む): 41402541528

約数和(自身を除く): 21717104024

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1061, 1088, 2122, 4244, 8488, 16976, 17053, 18037, 33952, 34106, 36074, 67904, 68212, 72148, 136424, 144296, 272848, 288592, 289901, 545696, 577184, 579802, 1091392, 1154368, 1159604, 2319208, 4638416, 9276832, 18093233, 18553664, 36186466, 72372932, 144745864, 289491728, 307584961, 578983456, 615169922, 1157966912, 1230339844, 2460679688, 4921359376, 9842718752, 19685437504]

約数ペア:

[(1, 19685437504), (2, 9842718752), (4, 4921359376), (8, 2460679688), (16, 1230339844), (17, 1157966912), (32, 615169922), (34, 578983456), (64, 307584961), (68, 289491728), (136, 144745864), (272, 72372932), (544, 36186466), (1061, 18553664), (1088, 18093233), (2122, 9276832), (4244, 4638416), (8488, 2319208), (16976, 1159604), (17053, 1154368), (18037, 1091392), (33952, 579802), (34106, 577184), (36074, 545696), (67904, 289901), (68212, 288592), (72148, 272848), (136424, 144296)]