19925752

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{4621}}^1$

素因数の和:4652

約数の個数: 48

約数和(自身を含む): 47421720

約数和(自身を除く): 27495968

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 1078, 2156, 4312, 4621, 9242, 18484, 32347, 36968, 50831, 64694, 101662, 129388, 203324, 226429, 258776, 355817, 406648, 452858, 711634, 905716, 1423268, 1811432, 2490719, 2846536, 4981438, 9962876, 19925752]

約数ペア:

[(1, 19925752), (2, 9962876), (4, 4981438), (7, 2846536), (8, 2490719), (11, 1811432), (14, 1423268), (22, 905716), (28, 711634), (44, 452858), (49, 406648), (56, 355817), (77, 258776), (88, 226429), (98, 203324), (154, 129388), (196, 101662), (308, 64694), (392, 50831), (539, 36968), (616, 32347), (1078, 18484), (2156, 9242), (4312, 4621)]