20748608

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:295

約数の個数: 56

約数和(自身を含む): 44013120

約数和(自身を除く): 23264512

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 113, 151, 152, 226, 302, 304, 452, 604, 608, 904, 1208, 1216, 1808, 2147, 2416, 2869, 3616, 4294, 4832, 5738, 7232, 8588, 9664, 11476, 17063, 17176, 22952, 34126, 34352, 45904, 68252, 68704, 91808, 136504, 137408, 183616, 273008, 324197, 546016, 648394, 1092032, 1296788, 2593576, 5187152, 10374304, 20748608]

約数ペア:

[(1, 20748608), (2, 10374304), (4, 5187152), (8, 2593576), (16, 1296788), (19, 1092032), (32, 648394), (38, 546016), (64, 324197), (76, 273008), (113, 183616), (151, 137408), (152, 136504), (226, 91808), (302, 68704), (304, 68252), (452, 45904), (604, 34352), (608, 34126), (904, 22952), (1208, 17176), (1216, 17063), (1808, 11476), (2147, 9664), (2416, 8588), (2869, 7232), (3616, 5738), (4294, 4832)]