20185992435

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{141671}}^1$

素因数の和:141768

約数の個数: 64

約数和(自身を含む): 39169474560

約数和(自身を除く): 18983482125

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 59, 69, 105, 115, 161, 177, 295, 345, 413, 483, 805, 885, 1239, 1357, 2065, 2415, 4071, 6195, 6785, 9499, 20355, 28497, 47495, 141671, 142485, 425013, 708355, 991697, 2125065, 2975091, 3258433, 4958485, 8358589, 9775299, 14875455, 16292165, 22809031, 25075767, 41792945, 48876495, 58510123, 68427093, 114045155, 125378835, 175530369, 192247547, 292550615, 342135465, 576742641, 877651845, 961237735, 1345732829, 2883713205, 4037198487, 6728664145, 20185992435]

約数ペア:

[(1, 20185992435), (3, 6728664145), (5, 4037198487), (7, 2883713205), (15, 1345732829), (21, 961237735), (23, 877651845), (35, 576742641), (59, 342135465), (69, 292550615), (105, 192247547), (115, 175530369), (161, 125378835), (177, 114045155), (295, 68427093), (345, 58510123), (413, 48876495), (483, 41792945), (805, 25075767), (885, 22809031), (1239, 16292165), (1357, 14875455), (2065, 9775299), (2415, 8358589), (4071, 4958485), (6195, 3258433), (6785, 2975091), (9499, 2125065), (20355, 991697), (28497, 708355), (47495, 425013), (141671, 142485)]