20435448

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:289

約数の個数: 96

約数和(自身を含む): 58222080

約数和(自身を除く): 37786632

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 31, 33, 44, 62, 66, 88, 93, 121, 124, 132, 186, 227, 242, 248, 264, 341, 363, 372, 454, 484, 681, 682, 726, 744, 908, 968, 1023, 1362, 1364, 1452, 1816, 2046, 2497, 2724, 2728, 2904, 3751, 4092, 4994, 5448, 7037, 7491, 7502, 8184, 9988, 11253, 14074, 14982, 15004, 19976, 21111, 22506, 27467, 28148, 29964, 30008, 42222, 45012, 54934, 56296, 59928, 77407, 82401, 84444, 90024, 109868, 154814, 164802, 168888, 219736, 232221, 309628, 329604, 464442, 619256, 659208, 851477, 928884, 1702954, 1857768, 2554431, 3405908, 5108862, 6811816, 10217724, 20435448]

約数ペア:

[(1, 20435448), (2, 10217724), (3, 6811816), (4, 5108862), (6, 3405908), (8, 2554431), (11, 1857768), (12, 1702954), (22, 928884), (24, 851477), (31, 659208), (33, 619256), (44, 464442), (62, 329604), (66, 309628), (88, 232221), (93, 219736), (121, 168888), (124, 164802), (132, 154814), (186, 109868), (227, 90024), (242, 84444), (248, 82401), (264, 77407), (341, 59928), (363, 56296), (372, 54934), (454, 45012), (484, 42222), (681, 30008), (682, 29964), (726, 28148), (744, 27467), (908, 22506), (968, 21111), (1023, 19976), (1362, 15004), (1364, 14982), (1452, 14074), (1816, 11253), (2046, 9988), (2497, 8184), (2724, 7502), (2728, 7491), (2904, 7037), (3751, 5448), (4092, 4994)]