19425456

素因数分解:

$2^4\times 3^2\times {\mathrm{277}}^1\times {\mathrm{487}}^1$

素因数の和:778

約数の個数: 60

約数和(自身を含む): 54672592

約数和(自身を除く): 35247136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 277, 487, 554, 831, 974, 1108, 1461, 1662, 1948, 2216, 2493, 2922, 3324, 3896, 4383, 4432, 4986, 5844, 6648, 7792, 8766, 9972, 11688, 13296, 17532, 19944, 23376, 35064, 39888, 70128, 134899, 269798, 404697, 539596, 809394, 1079192, 1214091, 1618788, 2158384, 2428182, 3237576, 4856364, 6475152, 9712728, 19425456]

約数ペア:

[(1, 19425456), (2, 9712728), (3, 6475152), (4, 4856364), (6, 3237576), (8, 2428182), (9, 2158384), (12, 1618788), (16, 1214091), (18, 1079192), (24, 809394), (36, 539596), (48, 404697), (72, 269798), (144, 134899), (277, 70128), (487, 39888), (554, 35064), (831, 23376), (974, 19944), (1108, 17532), (1461, 13296), (1662, 11688), (1948, 9972), (2216, 8766), (2493, 7792), (2922, 6648), (3324, 5844), (3896, 4986), (4383, 4432)]