20163949695

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{983}}^1\times {\mathrm{19819}}^1$

素因数の和:20836

約数の個数: 48

約数和(自身を含む): 36509391360

約数和(自身を除く): 16345441665

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 983, 1035, 2949, 4915, 8847, 14745, 19819, 22609, 44235, 59457, 67827, 99095, 113045, 178371, 203481, 297285, 339135, 455837, 891855, 1017405, 1367511, 2279185, 4102533, 6837555, 19482077, 20512665, 58446231, 97410385, 175338693, 292231155, 448087771, 876693465, 1344263313, 2240438855, 4032789939, 6721316565, 20163949695]

約数ペア:

[(1, 20163949695), (3, 6721316565), (5, 4032789939), (9, 2240438855), (15, 1344263313), (23, 876693465), (45, 448087771), (69, 292231155), (115, 175338693), (207, 97410385), (345, 58446231), (983, 20512665), (1035, 19482077), (2949, 6837555), (4915, 4102533), (8847, 2279185), (14745, 1367511), (19819, 1017405), (22609, 891855), (44235, 455837), (59457, 339135), (67827, 297285), (99095, 203481), (113045, 178371)]