19510192

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{967}}^1$

素因数の和:1085

約数の個数: 40

約数和(自身を含む): 41170976

約数和(自身を除く): 21660784

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 388, 776, 967, 1261, 1552, 1934, 2522, 3868, 5044, 7736, 10088, 12571, 15472, 20176, 25142, 50284, 93799, 100568, 187598, 201136, 375196, 750392, 1219387, 1500784, 2438774, 4877548, 9755096, 19510192]

約数ペア:

[(1, 19510192), (2, 9755096), (4, 4877548), (8, 2438774), (13, 1500784), (16, 1219387), (26, 750392), (52, 375196), (97, 201136), (104, 187598), (194, 100568), (208, 93799), (388, 50284), (776, 25142), (967, 20176), (1261, 15472), (1552, 12571), (1934, 10088), (2522, 7736), (3868, 5044)]