20178032868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{277}}^1\times {\mathrm{289067}}^1$

素因数の和:289361

約数の個数: 72

約数和(自身を含む): 58502738112

約数和(自身を除く): 38324705244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 277, 554, 831, 1108, 1662, 1939, 2493, 3324, 3878, 4986, 5817, 7756, 9972, 11634, 17451, 23268, 34902, 69804, 289067, 578134, 867201, 1156268, 1734402, 2023469, 2601603, 3468804, 4046938, 5203206, 6070407, 8093876, 10406412, 12140814, 18211221, 24281628, 36422442, 72844884, 80071559, 160143118, 240214677, 320286236, 480429354, 560500913, 720644031, 960858708, 1121001826, 1441288062, 1681502739, 2242003652, 2882576124, 3363005478, 5044508217, 6726010956, 10089016434, 20178032868]

約数ペア:

[(1, 20178032868), (2, 10089016434), (3, 6726010956), (4, 5044508217), (6, 3363005478), (7, 2882576124), (9, 2242003652), (12, 1681502739), (14, 1441288062), (18, 1121001826), (21, 960858708), (28, 720644031), (36, 560500913), (42, 480429354), (63, 320286236), (84, 240214677), (126, 160143118), (252, 80071559), (277, 72844884), (554, 36422442), (831, 24281628), (1108, 18211221), (1662, 12140814), (1939, 10406412), (2493, 8093876), (3324, 6070407), (3878, 5203206), (4986, 4046938), (5817, 3468804), (7756, 2601603), (9972, 2023469), (11634, 1734402), (17451, 1156268), (23268, 867201), (34902, 578134), (69804, 289067)]