20117829908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1\times {\mathrm{14783}}^1$

素因数の和:15152

約数の個数: 48

約数和(自身を含む): 38850223104

約数和(自身を除く): 18732393196

約数列:

[1, 2, 4, 11, 22, 44, 157, 197, 314, 394, 628, 788, 1727, 2167, 3454, 4334, 6908, 8668, 14783, 29566, 30929, 59132, 61858, 123716, 162613, 325226, 340219, 650452, 680438, 1360876, 2320931, 2912251, 4641862, 5824502, 9283724, 11649004, 25530241, 32034761, 51060482, 64069522, 102120964, 128139044, 457223407, 914446814, 1828893628, 5029457477, 10058914954, 20117829908]

約数ペア:

[(1, 20117829908), (2, 10058914954), (4, 5029457477), (11, 1828893628), (22, 914446814), (44, 457223407), (157, 128139044), (197, 102120964), (314, 64069522), (394, 51060482), (628, 32034761), (788, 25530241), (1727, 11649004), (2167, 9283724), (3454, 5824502), (4334, 4641862), (6908, 2912251), (8668, 2320931), (14783, 1360876), (29566, 680438), (30929, 650452), (59132, 340219), (61858, 325226), (123716, 162613)]