19711116

素因数分解:

$2^2\times 3^2\times {\mathrm{557}}^1\times {\mathrm{983}}^1$

素因数の和:1550

約数の個数: 36

約数和(自身を含む): 49965552

約数和(自身を除く): 30254436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 557, 983, 1114, 1671, 1966, 2228, 2949, 3342, 3932, 5013, 5898, 6684, 8847, 10026, 11796, 17694, 20052, 35388, 547531, 1095062, 1642593, 2190124, 3285186, 4927779, 6570372, 9855558, 19711116]

約数ペア:

[(1, 19711116), (2, 9855558), (3, 6570372), (4, 4927779), (6, 3285186), (9, 2190124), (12, 1642593), (18, 1095062), (36, 547531), (557, 35388), (983, 20052), (1114, 17694), (1671, 11796), (1966, 10026), (2228, 8847), (2949, 6684), (3342, 5898), (3932, 5013)]