189854964

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{797}}^1$

素因数の和:1329

約数の個数: 72

約数和(自身を含む): 518492520

約数和(自身を除く): 328637556

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 509, 797, 1018, 1527, 1594, 2036, 2391, 3054, 3188, 4581, 4782, 6108, 6617, 7173, 9162, 9564, 10361, 13234, 14346, 18324, 19851, 20722, 26468, 28692, 31083, 39702, 41444, 59553, 62166, 79404, 93249, 119106, 124332, 186498, 238212, 372996, 405673, 811346, 1217019, 1622692, 2434038, 3651057, 4868076, 5273749, 7302114, 10547498, 14604228, 15821247, 21094996, 31642494, 47463741, 63284988, 94927482, 189854964]

約数ペア:

[(1, 189854964), (2, 94927482), (3, 63284988), (4, 47463741), (6, 31642494), (9, 21094996), (12, 15821247), (13, 14604228), (18, 10547498), (26, 7302114), (36, 5273749), (39, 4868076), (52, 3651057), (78, 2434038), (117, 1622692), (156, 1217019), (234, 811346), (468, 405673), (509, 372996), (797, 238212), (1018, 186498), (1527, 124332), (1594, 119106), (2036, 93249), (2391, 79404), (3054, 62166), (3188, 59553), (4581, 41444), (4782, 39702), (6108, 31083), (6617, 28692), (7173, 26468), (9162, 20722), (9564, 19851), (10361, 18324), (13234, 14346)]