18710912

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 41383440

約数和(自身を除く): 22672528

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 97, 128, 137, 176, 194, 274, 352, 388, 548, 704, 776, 1067, 1096, 1408, 1507, 1552, 2134, 2192, 3014, 3104, 4268, 4384, 6028, 6208, 8536, 8768, 12056, 12416, 13289, 17072, 17536, 24112, 26578, 34144, 48224, 53156, 68288, 96448, 106312, 136576, 146179, 192896, 212624, 292358, 425248, 584716, 850496, 1169432, 1700992, 2338864, 4677728, 9355456, 18710912]

約数ペア:

[(1, 18710912), (2, 9355456), (4, 4677728), (8, 2338864), (11, 1700992), (16, 1169432), (22, 850496), (32, 584716), (44, 425248), (64, 292358), (88, 212624), (97, 192896), (128, 146179), (137, 136576), (176, 106312), (194, 96448), (274, 68288), (352, 53156), (388, 48224), (548, 34144), (704, 26578), (776, 24112), (1067, 17536), (1096, 17072), (1408, 13289), (1507, 12416), (1552, 12056), (2134, 8768), (2192, 8536), (3014, 6208), (3104, 6028), (4268, 4384)]