78514384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19867}}^1$

素因数の和:19907

約数の個数: 40

約数和(自身を含む): 172454240

約数和(自身を除く): 93939856

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 19867, 39734, 79468, 158936, 258271, 317872, 377473, 516542, 754946, 1033084, 1509892, 2066168, 3019784, 4132336, 4907149, 6039568, 9814298, 19628596, 39257192, 78514384]

約数ペア:

[(1, 78514384), (2, 39257192), (4, 19628596), (8, 9814298), (13, 6039568), (16, 4907149), (19, 4132336), (26, 3019784), (38, 2066168), (52, 1509892), (76, 1033084), (104, 754946), (152, 516542), (208, 377473), (247, 317872), (304, 258271), (494, 158936), (988, 79468), (1976, 39734), (3952, 19867)]