19981122012

素因数分解:

$2^2\times 3^3\times {\mathrm{223}}^1\times {\mathrm{829643}}^1$

素因数の和:829879

約数の個数: 48

約数和(自身を含む): 52035271680

約数和(自身を除く): 32054149668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 223, 446, 669, 892, 1338, 2007, 2676, 4014, 6021, 8028, 12042, 24084, 829643, 1659286, 2488929, 3318572, 4977858, 7466787, 9955716, 14933574, 22400361, 29867148, 44800722, 89601444, 185010389, 370020778, 555031167, 740041556, 1110062334, 1665093501, 2220124668, 3330187002, 4995280503, 6660374004, 9990561006, 19981122012]

約数ペア:

[(1, 19981122012), (2, 9990561006), (3, 6660374004), (4, 4995280503), (6, 3330187002), (9, 2220124668), (12, 1665093501), (18, 1110062334), (27, 740041556), (36, 555031167), (54, 370020778), (108, 185010389), (223, 89601444), (446, 44800722), (669, 29867148), (892, 22400361), (1338, 14933574), (2007, 9955716), (2676, 7466787), (4014, 4977858), (6021, 3318572), (8028, 2488929), (12042, 1659286), (24084, 829643)]