2019881108

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{21211}}^1$

素因数の和:21420

約数の個数: 48

約数和(自身を含む): 4276339200

約数和(自身を除く): 2256458092

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 179, 266, 358, 532, 716, 1253, 2506, 3401, 5012, 6802, 13604, 21211, 23807, 42422, 47614, 84844, 95228, 148477, 296954, 403009, 593908, 806018, 1612036, 2821063, 3796769, 5642126, 7593538, 11284252, 15187076, 26577383, 53154766, 72138611, 106309532, 144277222, 288554444, 504970277, 1009940554, 2019881108]

約数ペア:

[(1, 2019881108), (2, 1009940554), (4, 504970277), (7, 288554444), (14, 144277222), (19, 106309532), (28, 72138611), (38, 53154766), (76, 26577383), (133, 15187076), (179, 11284252), (266, 7593538), (358, 5642126), (532, 3796769), (716, 2821063), (1253, 1612036), (2506, 806018), (3401, 593908), (5012, 403009), (6802, 296954), (13604, 148477), (21211, 95228), (23807, 84844), (42422, 47614)]