20876810

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{373}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 39180240

約数和(自身を除く): 18303430

約数列:

[1, 2, 5, 10, 29, 58, 145, 193, 290, 373, 386, 746, 965, 1865, 1930, 3730, 5597, 10817, 11194, 21634, 27985, 54085, 55970, 71989, 108170, 143978, 359945, 719890, 2087681, 4175362, 10438405, 20876810]

約数ペア:

[(1, 20876810), (2, 10438405), (5, 4175362), (10, 2087681), (29, 719890), (58, 359945), (145, 143978), (193, 108170), (290, 71989), (373, 55970), (386, 54085), (746, 27985), (965, 21634), (1865, 11194), (1930, 10817), (3730, 5597)]