39640484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{12497}}^1$

素因数の和:12575

約数の個数: 24

約数和(自身を含む): 75937848

約数和(自身を除く): 36297364

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 12497, 24994, 49988, 162461, 324922, 649844, 762317, 1524634, 3049268, 9910121, 19820242, 39640484]

約数ペア:

[(1, 39640484), (2, 19820242), (4, 9910121), (13, 3049268), (26, 1524634), (52, 762317), (61, 649844), (122, 324922), (244, 162461), (793, 49988), (1586, 24994), (3172, 12497)]