18741372

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6323}}^1$

素因数の和:6362

約数の個数: 48

約数和(自身を含む): 49580160

約数和(自身を除く): 30838788

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 6323, 12646, 18969, 25292, 37938, 75876, 82199, 120137, 164398, 240274, 246597, 328796, 360411, 480548, 493194, 720822, 986388, 1441644, 1561781, 3123562, 4685343, 6247124, 9370686, 18741372]

約数ペア:

[(1, 18741372), (2, 9370686), (3, 6247124), (4, 4685343), (6, 3123562), (12, 1561781), (13, 1441644), (19, 986388), (26, 720822), (38, 493194), (39, 480548), (52, 360411), (57, 328796), (76, 246597), (78, 240274), (114, 164398), (156, 120137), (228, 82199), (247, 75876), (494, 37938), (741, 25292), (988, 18969), (1482, 12646), (2964, 6323)]