20784936

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^2\times {\mathrm{2399}}^1$

素因数の和:2446

約数の個数: 48

約数和(自身を含む): 54864000

約数和(自身を除く): 34079064

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 361, 456, 722, 1083, 1444, 2166, 2399, 2888, 4332, 4798, 7197, 8664, 9596, 14394, 19192, 28788, 45581, 57576, 91162, 136743, 182324, 273486, 364648, 546972, 866039, 1093944, 1732078, 2598117, 3464156, 5196234, 6928312, 10392468, 20784936]

約数ペア:

[(1, 20784936), (2, 10392468), (3, 6928312), (4, 5196234), (6, 3464156), (8, 2598117), (12, 1732078), (19, 1093944), (24, 866039), (38, 546972), (57, 364648), (76, 273486), (114, 182324), (152, 136743), (228, 91162), (361, 57576), (456, 45581), (722, 28788), (1083, 19192), (1444, 14394), (2166, 9596), (2399, 8664), (2888, 7197), (4332, 4798)]