19144928

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{397}}^1$

素因数の和:555

約数の個数: 48

約数和(自身を含む): 41522544

約数和(自身を除く): 22377616

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 137, 176, 274, 352, 397, 548, 794, 1096, 1507, 1588, 2192, 3014, 3176, 4367, 4384, 6028, 6352, 8734, 12056, 12704, 17468, 24112, 34936, 48224, 54389, 69872, 108778, 139744, 217556, 435112, 598279, 870224, 1196558, 1740448, 2393116, 4786232, 9572464, 19144928]

約数ペア:

[(1, 19144928), (2, 9572464), (4, 4786232), (8, 2393116), (11, 1740448), (16, 1196558), (22, 870224), (32, 598279), (44, 435112), (88, 217556), (137, 139744), (176, 108778), (274, 69872), (352, 54389), (397, 48224), (548, 34936), (794, 24112), (1096, 17468), (1507, 12704), (1588, 12056), (2192, 8734), (3014, 6352), (3176, 6028), (4367, 4384)]