19571364

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 51891840

約数和(自身を除く): 32320476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 47, 86, 94, 129, 141, 172, 188, 258, 269, 282, 387, 423, 516, 538, 564, 774, 807, 846, 1076, 1548, 1614, 1692, 2021, 2421, 3228, 4042, 4842, 6063, 8084, 9684, 11567, 12126, 12643, 18189, 23134, 24252, 25286, 34701, 36378, 37929, 46268, 50572, 69402, 72756, 75858, 104103, 113787, 138804, 151716, 208206, 227574, 416412, 455148, 543649, 1087298, 1630947, 2174596, 3261894, 4892841, 6523788, 9785682, 19571364]

約数ペア:

[(1, 19571364), (2, 9785682), (3, 6523788), (4, 4892841), (6, 3261894), (9, 2174596), (12, 1630947), (18, 1087298), (36, 543649), (43, 455148), (47, 416412), (86, 227574), (94, 208206), (129, 151716), (141, 138804), (172, 113787), (188, 104103), (258, 75858), (269, 72756), (282, 69402), (387, 50572), (423, 46268), (516, 37929), (538, 36378), (564, 34701), (774, 25286), (807, 24252), (846, 23134), (1076, 18189), (1548, 12643), (1614, 12126), (1692, 11567), (2021, 9684), (2421, 8084), (3228, 6063), (4042, 4842)]