38999766

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{21739}}^1$

素因数の和:21780

約数の個数: 32

約数和(自身を含む): 87655680

約数和(自身を除く): 48655914

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 21739, 43478, 65217, 130434, 282607, 499997, 565214, 847821, 999994, 1499991, 1695642, 2999982, 6499961, 12999922, 19499883, 38999766]

約数ペア:

[(1, 38999766), (2, 19499883), (3, 12999922), (6, 6499961), (13, 2999982), (23, 1695642), (26, 1499991), (39, 999994), (46, 847821), (69, 565214), (78, 499997), (138, 282607), (299, 130434), (598, 65217), (897, 43478), (1794, 21739)]