20391873260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1116751}}^1$

素因数の和:1116854

約数の個数: 48

約数和(自身を含む): 47278812672

約数和(自身を除く): 26886939412

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 83, 110, 166, 220, 332, 415, 830, 913, 1660, 1826, 3652, 4565, 9130, 18260, 1116751, 2233502, 4467004, 5583755, 11167510, 12284261, 22335020, 24568522, 49137044, 61421305, 92690333, 122842610, 185380666, 245685220, 370761332, 463451665, 926903330, 1019593663, 1853806660, 2039187326, 4078374652, 5097968315, 10195936630, 20391873260]

約数ペア:

[(1, 20391873260), (2, 10195936630), (4, 5097968315), (5, 4078374652), (10, 2039187326), (11, 1853806660), (20, 1019593663), (22, 926903330), (44, 463451665), (55, 370761332), (83, 245685220), (110, 185380666), (166, 122842610), (220, 92690333), (332, 61421305), (415, 49137044), (830, 24568522), (913, 22335020), (1660, 12284261), (1826, 11167510), (3652, 5583755), (4565, 4467004), (9130, 2233502), (18260, 1116751)]