19553130

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 52617600

約数和(自身を除く): 33064470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 139, 270, 278, 417, 521, 695, 834, 1042, 1251, 1390, 1563, 2085, 2502, 2605, 3126, 3753, 4170, 4689, 5210, 6255, 7506, 7815, 9378, 12510, 14067, 15630, 18765, 23445, 28134, 37530, 46890, 70335, 72419, 140670, 144838, 217257, 362095, 434514, 651771, 724190, 1086285, 1303542, 1955313, 2172570, 3258855, 3910626, 6517710, 9776565, 19553130]

約数ペア:

[(1, 19553130), (2, 9776565), (3, 6517710), (5, 3910626), (6, 3258855), (9, 2172570), (10, 1955313), (15, 1303542), (18, 1086285), (27, 724190), (30, 651771), (45, 434514), (54, 362095), (90, 217257), (135, 144838), (139, 140670), (270, 72419), (278, 70335), (417, 46890), (521, 37530), (695, 28134), (834, 23445), (1042, 18765), (1251, 15630), (1390, 14067), (1563, 12510), (2085, 9378), (2502, 7815), (2605, 7506), (3126, 6255), (3753, 5210), (4170, 4689)]