20163030356

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2053}}^1\times {\mathrm{18461}}^1$

素因数の和:20544

約数の個数: 48

約数和(自身を含む): 42471461760

約数和(自身を除く): 22308431404

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 2053, 4106, 8212, 14371, 18461, 28742, 36922, 39007, 57484, 73844, 78014, 129227, 156028, 258454, 273049, 350759, 516908, 546098, 701518, 1092196, 1403036, 2455313, 4910626, 9821252, 37900433, 75800866, 151601732, 265303031, 530606062, 720108227, 1061212124, 1440216454, 2880432908, 5040757589, 10081515178, 20163030356]

約数ペア:

[(1, 20163030356), (2, 10081515178), (4, 5040757589), (7, 2880432908), (14, 1440216454), (19, 1061212124), (28, 720108227), (38, 530606062), (76, 265303031), (133, 151601732), (266, 75800866), (532, 37900433), (2053, 9821252), (4106, 4910626), (8212, 2455313), (14371, 1403036), (18461, 1092196), (28742, 701518), (36922, 546098), (39007, 516908), (57484, 350759), (73844, 273049), (78014, 258454), (129227, 156028)]