19310796

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 50791104

約数和(自身を除く): 31480308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 101, 113, 141, 188, 202, 226, 282, 303, 339, 404, 423, 452, 564, 606, 678, 846, 909, 1017, 1212, 1356, 1692, 1818, 2034, 3636, 4068, 4747, 5311, 9494, 10622, 11413, 14241, 15933, 18988, 21244, 22826, 28482, 31866, 34239, 42723, 45652, 47799, 56964, 63732, 68478, 85446, 95598, 102717, 136956, 170892, 191196, 205434, 410868, 536411, 1072822, 1609233, 2145644, 3218466, 4827699, 6436932, 9655398, 19310796]

約数ペア:

[(1, 19310796), (2, 9655398), (3, 6436932), (4, 4827699), (6, 3218466), (9, 2145644), (12, 1609233), (18, 1072822), (36, 536411), (47, 410868), (94, 205434), (101, 191196), (113, 170892), (141, 136956), (188, 102717), (202, 95598), (226, 85446), (282, 68478), (303, 63732), (339, 56964), (404, 47799), (423, 45652), (452, 42723), (564, 34239), (606, 31866), (678, 28482), (846, 22826), (909, 21244), (1017, 18988), (1212, 15933), (1356, 14241), (1692, 11413), (1818, 10622), (2034, 9494), (3636, 5311), (4068, 4747)]