19433752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2789}}^1$

素因数の和:2875

約数の個数: 32

約数和(自身を含む): 39841200

約数和(自身を除く): 20407448

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 536, 871, 1742, 2789, 3484, 5578, 6968, 11156, 22312, 36257, 72514, 145028, 186863, 290056, 373726, 747452, 1494904, 2429219, 4858438, 9716876, 19433752]

約数ペア:

[(1, 19433752), (2, 9716876), (4, 4858438), (8, 2429219), (13, 1494904), (26, 747452), (52, 373726), (67, 290056), (104, 186863), (134, 145028), (268, 72514), (536, 36257), (871, 22312), (1742, 11156), (2789, 6968), (3484, 5578)]