20515692762

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{283}}^1\times {\mathrm{409}}^1$

素因数の和:972

約数の個数: 96

約数和(自身を含む): 45956539200

約数和(自身を除く): 25440846438

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 229, 258, 283, 387, 409, 458, 566, 687, 774, 818, 849, 1227, 1374, 1698, 2061, 2454, 2547, 3681, 4122, 5094, 7362, 9847, 12169, 17587, 19694, 24338, 29541, 35174, 36507, 52761, 59082, 64807, 73014, 88623, 93661, 105522, 109521, 115747, 129614, 158283, 177246, 187322, 194421, 219042, 231494, 280983, 316566, 347241, 388842, 561966, 583263, 694482, 842949, 1041723, 1166526, 1685898, 2083446, 2786701, 4027423, 4977121, 5573402, 8054846, 8360103, 9954242, 12082269, 14931363, 16720206, 24164538, 25080309, 26506063, 29862726, 36246807, 44794089, 50160618, 53012126, 72493614, 79518189, 89588178, 159036378, 238554567, 477109134, 1139760709, 2279521418, 3419282127, 6838564254, 10257846381, 20515692762]

約数ペア:

[(1, 20515692762), (2, 10257846381), (3, 6838564254), (6, 3419282127), (9, 2279521418), (18, 1139760709), (43, 477109134), (86, 238554567), (129, 159036378), (229, 89588178), (258, 79518189), (283, 72493614), (387, 53012126), (409, 50160618), (458, 44794089), (566, 36246807), (687, 29862726), (774, 26506063), (818, 25080309), (849, 24164538), (1227, 16720206), (1374, 14931363), (1698, 12082269), (2061, 9954242), (2454, 8360103), (2547, 8054846), (3681, 5573402), (4122, 4977121), (5094, 4027423), (7362, 2786701), (9847, 2083446), (12169, 1685898), (17587, 1166526), (19694, 1041723), (24338, 842949), (29541, 694482), (35174, 583263), (36507, 561966), (52761, 388842), (59082, 347241), (64807, 316566), (73014, 280983), (88623, 231494), (93661, 219042), (105522, 194421), (109521, 187322), (115747, 177246), (129614, 158283)]