20914300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19013}}^1$

素因数の和:19038

約数の個数: 36

約数和(自身を含む): 49512456

約数和(自身を除く): 28598156

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 19013, 38026, 76052, 95065, 190130, 209143, 380260, 418286, 475325, 836572, 950650, 1045715, 1901300, 2091430, 4182860, 5228575, 10457150, 20914300]

約数ペア:

[(1, 20914300), (2, 10457150), (4, 5228575), (5, 4182860), (10, 2091430), (11, 1901300), (20, 1045715), (22, 950650), (25, 836572), (44, 475325), (50, 418286), (55, 380260), (100, 209143), (110, 190130), (220, 95065), (275, 76052), (550, 38026), (1100, 19013)]