18426996

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{881}}^1$

素因数の和:981

約数の個数: 72

約数和(自身を含む): 53936064

約数和(自身を除く): 35509068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 83, 84, 126, 166, 249, 252, 332, 498, 581, 747, 881, 996, 1162, 1494, 1743, 1762, 2324, 2643, 2988, 3486, 3524, 5229, 5286, 6167, 6972, 7929, 10458, 10572, 12334, 15858, 18501, 20916, 24668, 31716, 37002, 55503, 73123, 74004, 111006, 146246, 219369, 222012, 292492, 438738, 511861, 658107, 877476, 1023722, 1316214, 1535583, 2047444, 2632428, 3071166, 4606749, 6142332, 9213498, 18426996]

約数ペア:

[(1, 18426996), (2, 9213498), (3, 6142332), (4, 4606749), (6, 3071166), (7, 2632428), (9, 2047444), (12, 1535583), (14, 1316214), (18, 1023722), (21, 877476), (28, 658107), (36, 511861), (42, 438738), (63, 292492), (83, 222012), (84, 219369), (126, 146246), (166, 111006), (249, 74004), (252, 73123), (332, 55503), (498, 37002), (581, 31716), (747, 24668), (881, 20916), (996, 18501), (1162, 15858), (1494, 12334), (1743, 10572), (1762, 10458), (2324, 7929), (2643, 6972), (2988, 6167), (3486, 5286), (3524, 5229)]