19231814

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 35581680

約数和(自身を除く): 16349866

約数列:

[1, 2, 7, 14, 29, 49, 58, 67, 98, 101, 134, 202, 203, 406, 469, 707, 938, 1414, 1421, 1943, 2842, 2929, 3283, 3886, 4949, 5858, 6566, 6767, 9898, 13534, 13601, 20503, 27202, 41006, 47369, 94738, 95207, 143521, 190414, 196243, 287042, 331583, 392486, 663166, 1373701, 2747402, 9615907, 19231814]

約数ペア:

[(1, 19231814), (2, 9615907), (7, 2747402), (14, 1373701), (29, 663166), (49, 392486), (58, 331583), (67, 287042), (98, 196243), (101, 190414), (134, 143521), (202, 95207), (203, 94738), (406, 47369), (469, 41006), (707, 27202), (938, 20503), (1414, 13601), (1421, 13534), (1943, 9898), (2842, 6767), (2929, 6566), (3283, 5858), (3886, 4949)]