18439822076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{997}}^1\times {\mathrm{355679}}^1$

素因数の和:356693

約数の個数: 24

約数和(自身を含む): 34786926720

約数和(自身を除く): 16347104644

約数列:

[1, 2, 4, 13, 26, 52, 997, 1994, 3988, 12961, 25922, 51844, 355679, 711358, 1422716, 4623827, 9247654, 18495308, 354611963, 709223926, 1418447852, 4609955519, 9219911038, 18439822076]

約数ペア:

[(1, 18439822076), (2, 9219911038), (4, 4609955519), (13, 1418447852), (26, 709223926), (52, 354611963), (997, 18495308), (1994, 9247654), (3988, 4623827), (12961, 1422716), (25922, 711358), (51844, 355679)]