20824548

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 50077440

約数和(自身を除く): 29252892

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 137, 159, 212, 239, 274, 318, 411, 478, 548, 636, 717, 822, 956, 1434, 1644, 2868, 7261, 12667, 14522, 21783, 25334, 29044, 32743, 38001, 43566, 50668, 65486, 76002, 87132, 98229, 130972, 152004, 196458, 392916, 1735379, 3470758, 5206137, 6941516, 10412274, 20824548]

約数ペア:

[(1, 20824548), (2, 10412274), (3, 6941516), (4, 5206137), (6, 3470758), (12, 1735379), (53, 392916), (106, 196458), (137, 152004), (159, 130972), (212, 98229), (239, 87132), (274, 76002), (318, 65486), (411, 50668), (478, 43566), (548, 38001), (636, 32743), (717, 29044), (822, 25334), (956, 21783), (1434, 14522), (1644, 12667), (2868, 7261)]