18956868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2719}}^1$

素因数の和:2816

約数の個数: 48

約数和(自身を含む): 51179520

約数和(自身を除く): 32222652

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 83, 84, 166, 249, 332, 498, 581, 996, 1162, 1743, 2324, 2719, 3486, 5438, 6972, 8157, 10876, 16314, 19033, 32628, 38066, 57099, 76132, 114198, 225677, 228396, 451354, 677031, 902708, 1354062, 1579739, 2708124, 3159478, 4739217, 6318956, 9478434, 18956868]

約数ペア:

[(1, 18956868), (2, 9478434), (3, 6318956), (4, 4739217), (6, 3159478), (7, 2708124), (12, 1579739), (14, 1354062), (21, 902708), (28, 677031), (42, 451354), (83, 228396), (84, 225677), (166, 114198), (249, 76132), (332, 57099), (498, 38066), (581, 32628), (996, 19033), (1162, 16314), (1743, 10876), (2324, 8157), (2719, 6972), (3486, 5438)]