20879105628

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2380199}}^1$

素因数の和:2380266

約数の個数: 48

約数和(自身を含む): 52783315200

約数和(自身を除く): 31904209572

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 43, 51, 68, 86, 102, 129, 172, 204, 258, 516, 731, 1462, 2193, 2924, 4386, 8772, 2380199, 4760398, 7140597, 9520796, 14281194, 28562388, 40463383, 80926766, 102348557, 121390149, 161853532, 204697114, 242780298, 307045671, 409394228, 485560596, 614091342, 1228182684, 1739925469, 3479850938, 5219776407, 6959701876, 10439552814, 20879105628]

約数ペア:

[(1, 20879105628), (2, 10439552814), (3, 6959701876), (4, 5219776407), (6, 3479850938), (12, 1739925469), (17, 1228182684), (34, 614091342), (43, 485560596), (51, 409394228), (68, 307045671), (86, 242780298), (102, 204697114), (129, 161853532), (172, 121390149), (204, 102348557), (258, 80926766), (516, 40463383), (731, 28562388), (1462, 14281194), (2193, 9520796), (2924, 7140597), (4386, 4760398), (8772, 2380199)]