20903734

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:300

約数の個数: 32

約数和(自身を含む): 34338816

約数和(自身を除く): 13435082

約数列:

[1, 2, 23, 31, 46, 62, 107, 137, 214, 274, 713, 1426, 2461, 3151, 3317, 4247, 4922, 6302, 6634, 8494, 14659, 29318, 76291, 97681, 152582, 195362, 337157, 454429, 674314, 908858, 10451867, 20903734]

約数ペア:

[(1, 20903734), (2, 10451867), (23, 908858), (31, 674314), (46, 454429), (62, 337157), (107, 195362), (137, 152582), (214, 97681), (274, 76291), (713, 29318), (1426, 14659), (2461, 8494), (3151, 6634), (3317, 6302), (4247, 4922)]