19726110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1471}}^1$

素因数の和:1633

約数の個数: 48

約数和(自身を含む): 51667200

約数和(自身を除く): 31941090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 149, 298, 447, 745, 894, 1341, 1471, 1490, 2235, 2682, 2942, 4413, 4470, 6705, 7355, 8826, 13239, 13410, 14710, 22065, 26478, 44130, 66195, 132390, 219179, 438358, 657537, 1095895, 1315074, 1972611, 2191790, 3287685, 3945222, 6575370, 9863055, 19726110]

約数ペア:

[(1, 19726110), (2, 9863055), (3, 6575370), (5, 3945222), (6, 3287685), (9, 2191790), (10, 1972611), (15, 1315074), (18, 1095895), (30, 657537), (45, 438358), (90, 219179), (149, 132390), (298, 66195), (447, 44130), (745, 26478), (894, 22065), (1341, 14710), (1471, 13410), (1490, 13239), (2235, 8826), (2682, 7355), (2942, 6705), (4413, 4470)]