18458388

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{13147}}^1$

素因数の和:13173

約数の個数: 48

約数和(自身を含む): 51540160

約数和(自身を除く): 33081772

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 13147, 26294, 39441, 52588, 78882, 118323, 157764, 170911, 236646, 341822, 354969, 473292, 512733, 683644, 709938, 1025466, 1419876, 1538199, 2050932, 3076398, 4614597, 6152796, 9229194, 18458388]

約数ペア:

[(1, 18458388), (2, 9229194), (3, 6152796), (4, 4614597), (6, 3076398), (9, 2050932), (12, 1538199), (13, 1419876), (18, 1025466), (26, 709938), (27, 683644), (36, 512733), (39, 473292), (52, 354969), (54, 341822), (78, 236646), (108, 170911), (117, 157764), (156, 118323), (234, 78882), (351, 52588), (468, 39441), (702, 26294), (1404, 13147)]