20377518

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{743}}^1$

素因数の和:1408

約数の個数: 32

約数和(自身を含む): 46711296

約数和(自身を除く): 26333778

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 653, 743, 1306, 1486, 1959, 2229, 3918, 4458, 4571, 5201, 9142, 10402, 13713, 15603, 27426, 31206, 485179, 970358, 1455537, 2911074, 3396253, 6792506, 10188759, 20377518]

約数ペア:

[(1, 20377518), (2, 10188759), (3, 6792506), (6, 3396253), (7, 2911074), (14, 1455537), (21, 970358), (42, 485179), (653, 31206), (743, 27426), (1306, 15603), (1486, 13713), (1959, 10402), (2229, 9142), (3918, 5201), (4458, 4571)]