20148168765

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{4951}}^1$

素因数の和:5218

約数の個数: 64

約数和(自身を含む): 34513459200

約数和(自身を除く): 14365290435

約数列:

[1, 3, 5, 15, 19, 57, 95, 109, 131, 285, 327, 393, 545, 655, 1635, 1965, 2071, 2489, 4951, 6213, 7467, 10355, 12445, 14279, 14853, 24755, 31065, 37335, 42837, 71395, 74265, 94069, 214185, 271301, 282207, 470345, 539659, 648581, 813903, 1356505, 1411035, 1618977, 1945743, 2698295, 3242905, 4069515, 8094885, 9728715, 10253521, 12323039, 30760563, 36969117, 51267605, 61615195, 70695329, 153802815, 184845585, 212085987, 353476645, 1060429935, 1343211251, 4029633753, 6716056255, 20148168765]

約数ペア:

[(1, 20148168765), (3, 6716056255), (5, 4029633753), (15, 1343211251), (19, 1060429935), (57, 353476645), (95, 212085987), (109, 184845585), (131, 153802815), (285, 70695329), (327, 61615195), (393, 51267605), (545, 36969117), (655, 30760563), (1635, 12323039), (1965, 10253521), (2071, 9728715), (2489, 8094885), (4951, 4069515), (6213, 3242905), (7467, 2698295), (10355, 1945743), (12445, 1618977), (14279, 1411035), (14853, 1356505), (24755, 813903), (31065, 648581), (37335, 539659), (42837, 470345), (71395, 282207), (74265, 271301), (94069, 214185)]