20149933748

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{36767}}^1$

素因数の和:36861

約数の個数: 72

約数和(自身を含む): 43267994112

約数和(自身を除く): 23118060364

約数列:

[1, 2, 4, 7, 14, 23, 28, 37, 46, 74, 92, 148, 161, 259, 322, 518, 529, 644, 851, 1036, 1058, 1702, 2116, 3404, 3703, 5957, 7406, 11914, 14812, 19573, 23828, 36767, 39146, 73534, 78292, 137011, 147068, 257369, 274022, 514738, 548044, 845641, 1029476, 1360379, 1691282, 2720758, 3382564, 5441516, 5919487, 9522653, 11838974, 19045306, 19449743, 23677948, 31288717, 38090612, 38899486, 62577434, 77798972, 125154868, 136148201, 219021019, 272296402, 438042038, 544592804, 719640491, 876084076, 1439280982, 2878561964, 5037483437, 10074966874, 20149933748]

約数ペア:

[(1, 20149933748), (2, 10074966874), (4, 5037483437), (7, 2878561964), (14, 1439280982), (23, 876084076), (28, 719640491), (37, 544592804), (46, 438042038), (74, 272296402), (92, 219021019), (148, 136148201), (161, 125154868), (259, 77798972), (322, 62577434), (518, 38899486), (529, 38090612), (644, 31288717), (851, 23677948), (1036, 19449743), (1058, 19045306), (1702, 11838974), (2116, 9522653), (3404, 5919487), (3703, 5441516), (5957, 3382564), (7406, 2720758), (11914, 1691282), (14812, 1360379), (19573, 1029476), (23828, 845641), (36767, 548044), (39146, 514738), (73534, 274022), (78292, 257369), (137011, 147068)]