20731932

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1429}}^1$

素因数の和:1483

約数の個数: 72

約数和(自身を含む): 58298240

約数和(自身を除く): 37566308

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1429, 1612, 2418, 2858, 3627, 4287, 4836, 5716, 7254, 8574, 12861, 14508, 17148, 18577, 25722, 37154, 44299, 51444, 55731, 74308, 88598, 111462, 132897, 167193, 177196, 222924, 265794, 334386, 398691, 531588, 575887, 668772, 797382, 1151774, 1594764, 1727661, 2303548, 3455322, 5182983, 6910644, 10365966, 20731932]

約数ペア:

[(1, 20731932), (2, 10365966), (3, 6910644), (4, 5182983), (6, 3455322), (9, 2303548), (12, 1727661), (13, 1594764), (18, 1151774), (26, 797382), (31, 668772), (36, 575887), (39, 531588), (52, 398691), (62, 334386), (78, 265794), (93, 222924), (117, 177196), (124, 167193), (156, 132897), (186, 111462), (234, 88598), (279, 74308), (372, 55731), (403, 51444), (468, 44299), (558, 37154), (806, 25722), (1116, 18577), (1209, 17148), (1429, 14508), (1612, 12861), (2418, 8574), (2858, 7254), (3627, 5716), (4287, 4836)]