19573112

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{67}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 40883640

約数和(自身を除く): 21310528

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 67, 104, 106, 134, 212, 268, 424, 536, 689, 871, 1378, 1742, 2756, 2809, 3484, 3551, 5512, 5618, 6968, 7102, 11236, 14204, 22472, 28408, 36517, 46163, 73034, 92326, 146068, 184652, 188203, 292136, 369304, 376406, 752812, 1505624, 2446639, 4893278, 9786556, 19573112]

約数ペア:

[(1, 19573112), (2, 9786556), (4, 4893278), (8, 2446639), (13, 1505624), (26, 752812), (52, 376406), (53, 369304), (67, 292136), (104, 188203), (106, 184652), (134, 146068), (212, 92326), (268, 73034), (424, 46163), (536, 36517), (689, 28408), (871, 22472), (1378, 14204), (1742, 11236), (2756, 7102), (2809, 6968), (3484, 5618), (3551, 5512)]