20171918426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{23719}}^1$

素因数の和:23835

約数の個数: 64

約数和(自身を含む): 36069580800

約数和(自身を除く): 15897662374

約数列:

[1, 2, 11, 22, 29, 31, 43, 58, 62, 86, 319, 341, 473, 638, 682, 899, 946, 1247, 1333, 1798, 2494, 2666, 9889, 13717, 14663, 19778, 23719, 27434, 29326, 38657, 47438, 77314, 260909, 425227, 521818, 687851, 735289, 850454, 1019917, 1375702, 1470578, 2039834, 7566361, 8088179, 11219087, 15132722, 16176358, 21323381, 22438174, 29577593, 31617427, 42646762, 59155186, 63234854, 234557191, 325353523, 347791697, 469114382, 650707046, 695583394, 916905383, 1833810766, 10085959213, 20171918426]

約数ペア:

[(1, 20171918426), (2, 10085959213), (11, 1833810766), (22, 916905383), (29, 695583394), (31, 650707046), (43, 469114382), (58, 347791697), (62, 325353523), (86, 234557191), (319, 63234854), (341, 59155186), (473, 42646762), (638, 31617427), (682, 29577593), (899, 22438174), (946, 21323381), (1247, 16176358), (1333, 15132722), (1798, 11219087), (2494, 8088179), (2666, 7566361), (9889, 2039834), (13717, 1470578), (14663, 1375702), (19778, 1019917), (23719, 850454), (27434, 735289), (29326, 687851), (38657, 521818), (47438, 425227), (77314, 260909)]