191799452

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 388911600

約数和(自身を除く): 197112148

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 109, 137, 169, 218, 247, 274, 338, 436, 494, 548, 676, 988, 1417, 1781, 2071, 2603, 2834, 3211, 3562, 4142, 5206, 5668, 6422, 7124, 8284, 10412, 12844, 14933, 18421, 23153, 26923, 29866, 33839, 36842, 46306, 53846, 59732, 67678, 73684, 92612, 107692, 135356, 194129, 283727, 349999, 388258, 439907, 567454, 699998, 776516, 879814, 1134908, 1399996, 1759628, 2523677, 3688451, 5047354, 7376902, 10094708, 14753804, 47949863, 95899726, 191799452]

約数ペア:

[(1, 191799452), (2, 95899726), (4, 47949863), (13, 14753804), (19, 10094708), (26, 7376902), (38, 5047354), (52, 3688451), (76, 2523677), (109, 1759628), (137, 1399996), (169, 1134908), (218, 879814), (247, 776516), (274, 699998), (338, 567454), (436, 439907), (494, 388258), (548, 349999), (676, 283727), (988, 194129), (1417, 135356), (1781, 107692), (2071, 92612), (2603, 73684), (2834, 67678), (3211, 59732), (3562, 53846), (4142, 46306), (5206, 36842), (5668, 33839), (6422, 29866), (7124, 26923), (8284, 23153), (10412, 18421), (12844, 14933)]