19631612

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4903}}^1$

素因数の和:4938

約数の個数: 48

約数和(自身を含む): 46136832

約数和(自身を除く): 26505220

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 4903, 9806, 19612, 34321, 53933, 63739, 68642, 107866, 127478, 137284, 215732, 254956, 377531, 446173, 701129, 755062, 892346, 1402258, 1510124, 1784692, 2804516, 4907903, 9815806, 19631612]

約数ペア:

[(1, 19631612), (2, 9815806), (4, 4907903), (7, 2804516), (11, 1784692), (13, 1510124), (14, 1402258), (22, 892346), (26, 755062), (28, 701129), (44, 446173), (52, 377531), (77, 254956), (91, 215732), (143, 137284), (154, 127478), (182, 107866), (286, 68642), (308, 63739), (364, 53933), (572, 34321), (1001, 19612), (2002, 9806), (4004, 4903)]