1938963130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1\times {\mathrm{811}}^1$

素因数の和:1231

約数の個数: 64

約数和(自身を含む): 3845294208

約数和(自身を除く): 1906331078

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 347, 530, 689, 694, 811, 1378, 1622, 1735, 3445, 3470, 4055, 4511, 6890, 8110, 9022, 10543, 18391, 21086, 22555, 36782, 42983, 45110, 52715, 85966, 91955, 105430, 183910, 214915, 239083, 281417, 429830, 478166, 558779, 562834, 1117558, 1195415, 1407085, 2390830, 2793895, 2814170, 3658421, 5587790, 7316842, 14915101, 18292105, 29830202, 36584210, 74575505, 149151010, 193896313, 387792626, 969481565, 1938963130]

約数ペア:

[(1, 1938963130), (2, 969481565), (5, 387792626), (10, 193896313), (13, 149151010), (26, 74575505), (53, 36584210), (65, 29830202), (106, 18292105), (130, 14915101), (265, 7316842), (347, 5587790), (530, 3658421), (689, 2814170), (694, 2793895), (811, 2390830), (1378, 1407085), (1622, 1195415), (1735, 1117558), (3445, 562834), (3470, 558779), (4055, 478166), (4511, 429830), (6890, 281417), (8110, 239083), (9022, 214915), (10543, 183910), (18391, 105430), (21086, 91955), (22555, 85966), (36782, 52715), (42983, 45110)]