201994164884

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1019}}^1\times {\mathrm{23929}}^1$

素因数の和:25080

約数の個数: 48

約数和(自身を含む): 375892440000

約数和(自身を除く): 173898275116

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 1019, 2038, 2071, 4076, 4142, 8284, 19361, 23929, 38722, 47858, 77444, 95716, 111071, 222142, 444284, 454651, 909302, 1818604, 2110349, 2608261, 4220698, 5216522, 8441396, 10433044, 24383651, 48767302, 49556959, 97534604, 99113918, 198227836, 463289369, 926578738, 1853157476, 2657817959, 5315635918, 10631271836, 50498541221, 100997082442, 201994164884]

約数ペア:

[(1, 201994164884), (2, 100997082442), (4, 50498541221), (19, 10631271836), (38, 5315635918), (76, 2657817959), (109, 1853157476), (218, 926578738), (436, 463289369), (1019, 198227836), (2038, 99113918), (2071, 97534604), (4076, 49556959), (4142, 48767302), (8284, 24383651), (19361, 10433044), (23929, 8441396), (38722, 5216522), (47858, 4220698), (77444, 2608261), (95716, 2110349), (111071, 1818604), (222142, 909302), (444284, 454651)]