20949207825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3069481}}^1$

素因数の和:3069514

約数の個数: 48

約数和(自身を含む): 42628966016

約数和(自身を除く): 21679758191

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 105, 175, 195, 273, 325, 455, 525, 975, 1365, 2275, 6825, 3069481, 9208443, 15347405, 21486367, 39903253, 46042215, 64459101, 76737025, 107431835, 119709759, 199516265, 230211075, 279322771, 322295505, 537159175, 598548795, 837968313, 997581325, 1396613855, 1611477525, 2992743975, 4189841565, 6983069275, 20949207825]

約数ペア:

[(1, 20949207825), (3, 6983069275), (5, 4189841565), (7, 2992743975), (13, 1611477525), (15, 1396613855), (21, 997581325), (25, 837968313), (35, 598548795), (39, 537159175), (65, 322295505), (75, 279322771), (91, 230211075), (105, 199516265), (175, 119709759), (195, 107431835), (273, 76737025), (325, 64459101), (455, 46042215), (525, 39903253), (975, 21486367), (1365, 15347405), (2275, 9208443), (6825, 3069481)]