20280069342

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{478823}}^1$

素因数の和:479025

約数の個数: 48

約数和(自身を含む): 47581698528

約数和(自身を除く): 27301629186

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 181, 234, 362, 543, 1086, 1629, 2353, 3258, 4706, 7059, 14118, 21177, 42354, 478823, 957646, 1436469, 2872938, 4309407, 6224699, 8618814, 12449398, 18674097, 37348194, 56022291, 86666963, 112044582, 173333926, 260000889, 520001778, 780002667, 1126670519, 1560005334, 2253341038, 3380011557, 6760023114, 10140034671, 20280069342]

約数ペア:

[(1, 20280069342), (2, 10140034671), (3, 6760023114), (6, 3380011557), (9, 2253341038), (13, 1560005334), (18, 1126670519), (26, 780002667), (39, 520001778), (78, 260000889), (117, 173333926), (181, 112044582), (234, 86666963), (362, 56022291), (543, 37348194), (1086, 18674097), (1629, 12449398), (2353, 8618814), (3258, 6224699), (4706, 4309407), (7059, 2872938), (14118, 1436469), (21177, 957646), (42354, 478823)]