20724156

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{33863}}^1$

素因数の和:33890

約数の個数: 36

約数和(自身を含む): 55469232

約数和(自身を除く): 34745076

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 33863, 67726, 101589, 135452, 203178, 304767, 406356, 575671, 609534, 1151342, 1219068, 1727013, 2302684, 3454026, 5181039, 6908052, 10362078, 20724156]

約数ペア:

[(1, 20724156), (2, 10362078), (3, 6908052), (4, 5181039), (6, 3454026), (9, 2302684), (12, 1727013), (17, 1219068), (18, 1151342), (34, 609534), (36, 575671), (51, 406356), (68, 304767), (102, 203178), (153, 135452), (204, 101589), (306, 67726), (612, 33863)]