19400784

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31091}}^1$

素因数の和:31115

約数の個数: 40

約数和(自身を含む): 53975712

約数和(自身を除く): 34574928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 31091, 62182, 93273, 124364, 186546, 248728, 373092, 404183, 497456, 746184, 808366, 1212549, 1492368, 1616732, 2425098, 3233464, 4850196, 6466928, 9700392, 19400784]

約数ペア:

[(1, 19400784), (2, 9700392), (3, 6466928), (4, 4850196), (6, 3233464), (8, 2425098), (12, 1616732), (13, 1492368), (16, 1212549), (24, 808366), (26, 746184), (39, 497456), (48, 404183), (52, 373092), (78, 248728), (104, 186546), (156, 124364), (208, 93273), (312, 62182), (624, 31091)]