19425016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10987}}^1$

素因数の和:11023

約数の個数: 32

約数和(自身を含む): 41534640

約数和(自身を除く): 22109624

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 10987, 21974, 43948, 87896, 142831, 186779, 285662, 373558, 571324, 747116, 1142648, 1494232, 2428127, 4856254, 9712508, 19425016]

約数ペア:

[(1, 19425016), (2, 9712508), (4, 4856254), (8, 2428127), (13, 1494232), (17, 1142648), (26, 747116), (34, 571324), (52, 373558), (68, 285662), (104, 186779), (136, 142831), (221, 87896), (442, 43948), (884, 21974), (1768, 10987)]