19393792

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 43267392

約数和(自身を除く): 23873600

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 97, 128, 142, 176, 194, 256, 284, 352, 388, 568, 704, 776, 781, 1067, 1136, 1408, 1552, 1562, 2134, 2272, 2816, 3104, 3124, 4268, 4544, 6208, 6248, 6887, 8536, 9088, 12416, 12496, 13774, 17072, 18176, 24832, 24992, 27548, 34144, 49984, 55096, 68288, 75757, 99968, 110192, 136576, 151514, 199936, 220384, 273152, 303028, 440768, 606056, 881536, 1212112, 1763072, 2424224, 4848448, 9696896, 19393792]

約数ペア:

[(1, 19393792), (2, 9696896), (4, 4848448), (8, 2424224), (11, 1763072), (16, 1212112), (22, 881536), (32, 606056), (44, 440768), (64, 303028), (71, 273152), (88, 220384), (97, 199936), (128, 151514), (142, 136576), (176, 110192), (194, 99968), (256, 75757), (284, 68288), (352, 55096), (388, 49984), (568, 34144), (704, 27548), (776, 24992), (781, 24832), (1067, 18176), (1136, 17072), (1408, 13774), (1552, 12496), (1562, 12416), (2134, 9088), (2272, 8536), (2816, 6887), (3104, 6248), (3124, 6208), (4268, 4544)]