31678816

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{281}}^1$

素因数の和:575

約数の個数: 48

約数和(自身を含む): 67652928

約数和(自身を除く): 35974112

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 271, 281, 416, 542, 562, 1084, 1124, 2168, 2248, 3523, 3653, 4336, 4496, 7046, 7306, 8672, 8992, 14092, 14612, 28184, 29224, 56368, 58448, 76151, 112736, 116896, 152302, 304604, 609208, 989963, 1218416, 1979926, 2436832, 3959852, 7919704, 15839408, 31678816]

約数ペア:

[(1, 31678816), (2, 15839408), (4, 7919704), (8, 3959852), (13, 2436832), (16, 1979926), (26, 1218416), (32, 989963), (52, 609208), (104, 304604), (208, 152302), (271, 116896), (281, 112736), (416, 76151), (542, 58448), (562, 56368), (1084, 29224), (1124, 28184), (2168, 14612), (2248, 14092), (3523, 8992), (3653, 8672), (4336, 7306), (4496, 7046)]