20122872393

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1\times {\mathrm{991}}^1$

素因数の和:1502

約数の個数: 64

約数和(自身を含む): 30975795200

約数和(自身を除く): 10852922807

約数列:

[1, 3, 13, 19, 39, 57, 67, 201, 247, 409, 741, 871, 991, 1227, 1273, 2613, 2973, 3819, 5317, 7771, 12883, 15951, 16549, 18829, 23313, 27403, 38649, 49647, 56487, 66397, 82209, 101023, 199191, 244777, 303069, 356239, 405319, 520657, 734331, 863161, 1068717, 1215957, 1261543, 1561971, 2589483, 3784629, 5269147, 6768541, 7701061, 15807441, 16400059, 20305623, 23103183, 27156373, 49200177, 81469119, 100113793, 300341379, 353032849, 515971087, 1059098547, 1547913261, 6707624131, 20122872393]

約数ペア:

[(1, 20122872393), (3, 6707624131), (13, 1547913261), (19, 1059098547), (39, 515971087), (57, 353032849), (67, 300341379), (201, 100113793), (247, 81469119), (409, 49200177), (741, 27156373), (871, 23103183), (991, 20305623), (1227, 16400059), (1273, 15807441), (2613, 7701061), (2973, 6768541), (3819, 5269147), (5317, 3784629), (7771, 2589483), (12883, 1561971), (15951, 1261543), (16549, 1215957), (18829, 1068717), (23313, 863161), (27403, 734331), (38649, 520657), (49647, 405319), (56487, 356239), (66397, 303069), (82209, 244777), (101023, 199191)]