19694178

素因数分解:

$2^1\times 3^5\times 7^2\times {\mathrm{827}}^1$

素因数の和:858

約数の個数: 72

約数和(自身を含む): 51538032

約数和(自身を除く): 31843854

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 243, 294, 378, 441, 486, 567, 827, 882, 1134, 1323, 1654, 1701, 2481, 2646, 3402, 3969, 4962, 5789, 7443, 7938, 11578, 11907, 14886, 17367, 22329, 23814, 34734, 40523, 44658, 52101, 66987, 81046, 104202, 121569, 133974, 156303, 200961, 243138, 312606, 364707, 401922, 468909, 729414, 937818, 1094121, 1406727, 2188242, 2813454, 3282363, 6564726, 9847089, 19694178]

約数ペア:

[(1, 19694178), (2, 9847089), (3, 6564726), (6, 3282363), (7, 2813454), (9, 2188242), (14, 1406727), (18, 1094121), (21, 937818), (27, 729414), (42, 468909), (49, 401922), (54, 364707), (63, 312606), (81, 243138), (98, 200961), (126, 156303), (147, 133974), (162, 121569), (189, 104202), (243, 81046), (294, 66987), (378, 52101), (441, 44658), (486, 40523), (567, 34734), (827, 23814), (882, 22329), (1134, 17367), (1323, 14886), (1654, 11907), (1701, 11578), (2481, 7938), (2646, 7443), (3402, 5789), (3969, 4962)]