19696380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2713}}^1$

素因数の和:2747

約数の個数: 72

約数和(自身を含む): 60641616

約数和(自身を除く): 40945236

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 165, 220, 242, 330, 363, 484, 605, 660, 726, 1210, 1452, 1815, 2420, 2713, 3630, 5426, 7260, 8139, 10852, 13565, 16278, 27130, 29843, 32556, 40695, 54260, 59686, 81390, 89529, 119372, 149215, 162780, 179058, 298430, 328273, 358116, 447645, 596860, 656546, 895290, 984819, 1313092, 1641365, 1790580, 1969638, 3282730, 3939276, 4924095, 6565460, 9848190, 19696380]

約数ペア:

[(1, 19696380), (2, 9848190), (3, 6565460), (4, 4924095), (5, 3939276), (6, 3282730), (10, 1969638), (11, 1790580), (12, 1641365), (15, 1313092), (20, 984819), (22, 895290), (30, 656546), (33, 596860), (44, 447645), (55, 358116), (60, 328273), (66, 298430), (110, 179058), (121, 162780), (132, 149215), (165, 119372), (220, 89529), (242, 81390), (330, 59686), (363, 54260), (484, 40695), (605, 32556), (660, 29843), (726, 27130), (1210, 16278), (1452, 13565), (1815, 10852), (2420, 8139), (2713, 7260), (3630, 5426)]