19364072

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 45467520

約数和(自身を除く): 26103448

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 67, 91, 104, 134, 182, 268, 364, 397, 469, 536, 728, 794, 871, 938, 1588, 1742, 1876, 2779, 3176, 3484, 3752, 5161, 5558, 6097, 6968, 10322, 11116, 12194, 20644, 22232, 24388, 26599, 36127, 41288, 48776, 53198, 72254, 106396, 144508, 186193, 212792, 289016, 345787, 372386, 691574, 744772, 1383148, 1489544, 2420509, 2766296, 4841018, 9682036, 19364072]

約数ペア:

[(1, 19364072), (2, 9682036), (4, 4841018), (7, 2766296), (8, 2420509), (13, 1489544), (14, 1383148), (26, 744772), (28, 691574), (52, 372386), (56, 345787), (67, 289016), (91, 212792), (104, 186193), (134, 144508), (182, 106396), (268, 72254), (364, 53198), (397, 48776), (469, 41288), (536, 36127), (728, 26599), (794, 24388), (871, 22232), (938, 20644), (1588, 12194), (1742, 11116), (1876, 10322), (2779, 6968), (3176, 6097), (3484, 5558), (3752, 5161)]