20199876536

素因数分解:

$2^3\times 7^1\times {\mathrm{317}}^1\times {\mathrm{383}}^1\times {\mathrm{2971}}^1$

素因数の和:3684

約数の個数: 64

約数和(自身を含む): 43550023680

約数和(自身を除く): 23350147144

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 317, 383, 634, 766, 1268, 1532, 2219, 2536, 2681, 2971, 3064, 4438, 5362, 5942, 8876, 10724, 11884, 17752, 20797, 21448, 23768, 41594, 83188, 121411, 166376, 242822, 485644, 849877, 941807, 971288, 1137893, 1699754, 1883614, 2275786, 3399508, 3767228, 4551572, 6592649, 6799016, 7534456, 7965251, 9103144, 13185298, 15930502, 26370596, 31861004, 52741192, 63722008, 360712081, 721424162, 1442848324, 2524984567, 2885696648, 5049969134, 10099938268, 20199876536]

約数ペア:

[(1, 20199876536), (2, 10099938268), (4, 5049969134), (7, 2885696648), (8, 2524984567), (14, 1442848324), (28, 721424162), (56, 360712081), (317, 63722008), (383, 52741192), (634, 31861004), (766, 26370596), (1268, 15930502), (1532, 13185298), (2219, 9103144), (2536, 7965251), (2681, 7534456), (2971, 6799016), (3064, 6592649), (4438, 4551572), (5362, 3767228), (5942, 3399508), (8876, 2275786), (10724, 1883614), (11884, 1699754), (17752, 1137893), (20797, 971288), (21448, 941807), (23768, 849877), (41594, 485644), (83188, 242822), (121411, 166376)]