19842438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1481}}^1$

素因数の和:1533

約数の個数: 64

約数和(自身を含む): 51217920

約数和(自身を除く): 31375482

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 29, 33, 42, 58, 66, 77, 87, 154, 174, 203, 231, 319, 406, 462, 609, 638, 957, 1218, 1481, 1914, 2233, 2962, 4443, 4466, 6699, 8886, 10367, 13398, 16291, 20734, 31101, 32582, 42949, 48873, 62202, 85898, 97746, 114037, 128847, 228074, 257694, 300643, 342111, 472439, 601286, 684222, 901929, 944878, 1417317, 1803858, 2834634, 3307073, 6614146, 9921219, 19842438]

約数ペア:

[(1, 19842438), (2, 9921219), (3, 6614146), (6, 3307073), (7, 2834634), (11, 1803858), (14, 1417317), (21, 944878), (22, 901929), (29, 684222), (33, 601286), (42, 472439), (58, 342111), (66, 300643), (77, 257694), (87, 228074), (154, 128847), (174, 114037), (203, 97746), (231, 85898), (319, 62202), (406, 48873), (462, 42949), (609, 32582), (638, 31101), (957, 20734), (1218, 16291), (1481, 13398), (1914, 10367), (2233, 8886), (2962, 6699), (4443, 4466)]