20104143956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{389}}^1\times {\mathrm{3779}}^1$

素因数の和:4448

約数の個数: 48

約数和(自身を含む): 38140502400

約数和(自身を除く): 18036358444

約数列:

[1, 2, 4, 13, 26, 52, 263, 389, 526, 778, 1052, 1556, 3419, 3779, 5057, 6838, 7558, 10114, 13676, 15116, 20228, 49127, 98254, 102307, 196508, 204614, 409228, 993877, 1329991, 1470031, 1987754, 2659982, 2940062, 3975508, 5319964, 5880124, 12920401, 19110403, 25840802, 38220806, 51681604, 76441612, 386618153, 773236306, 1546472612, 5026035989, 10052071978, 20104143956]

約数ペア:

[(1, 20104143956), (2, 10052071978), (4, 5026035989), (13, 1546472612), (26, 773236306), (52, 386618153), (263, 76441612), (389, 51681604), (526, 38220806), (778, 25840802), (1052, 19110403), (1556, 12920401), (3419, 5880124), (3779, 5319964), (5057, 3975508), (6838, 2940062), (7558, 2659982), (10114, 1987754), (13676, 1470031), (15116, 1329991), (20228, 993877), (49127, 409228), (98254, 204614), (102307, 196508)]