20671224

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1733}}^1$

素因数の和:1820

約数の個数: 64

約数和(自身を含む): 59927040

約数和(自身を除く): 39255816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1733, 1988, 2982, 3466, 3976, 5199, 5964, 6932, 10398, 11928, 12131, 13864, 20796, 24262, 36393, 41592, 48524, 72786, 97048, 123043, 145572, 246086, 291144, 369129, 492172, 738258, 861301, 984344, 1476516, 1722602, 2583903, 2953032, 3445204, 5167806, 6890408, 10335612, 20671224]

約数ペア:

[(1, 20671224), (2, 10335612), (3, 6890408), (4, 5167806), (6, 3445204), (7, 2953032), (8, 2583903), (12, 1722602), (14, 1476516), (21, 984344), (24, 861301), (28, 738258), (42, 492172), (56, 369129), (71, 291144), (84, 246086), (142, 145572), (168, 123043), (213, 97048), (284, 72786), (426, 48524), (497, 41592), (568, 36393), (852, 24262), (994, 20796), (1491, 13864), (1704, 12131), (1733, 11928), (1988, 10398), (2982, 6932), (3466, 5964), (3976, 5199)]