31805696

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:551

約数の個数: 72

約数和(自身を含む): 72112320

約数和(自身を除く): 40306624

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 304, 416, 494, 503, 608, 832, 988, 1006, 1216, 1664, 1976, 2012, 2432, 3328, 3952, 4024, 4864, 6539, 7904, 8048, 9557, 13078, 15808, 16096, 19114, 26156, 31616, 32192, 38228, 52312, 63232, 64384, 76456, 104624, 124241, 128768, 152912, 209248, 248482, 305824, 418496, 496964, 611648, 836992, 993928, 1223296, 1673984, 1987856, 2446592, 3975712, 7951424, 15902848, 31805696]

約数ペア:

[(1, 31805696), (2, 15902848), (4, 7951424), (8, 3975712), (13, 2446592), (16, 1987856), (19, 1673984), (26, 1223296), (32, 993928), (38, 836992), (52, 611648), (64, 496964), (76, 418496), (104, 305824), (128, 248482), (152, 209248), (208, 152912), (247, 128768), (256, 124241), (304, 104624), (416, 76456), (494, 64384), (503, 63232), (608, 52312), (832, 38228), (988, 32192), (1006, 31616), (1216, 26156), (1664, 19114), (1976, 16096), (2012, 15808), (2432, 13078), (3328, 9557), (3952, 8048), (4024, 7904), (4864, 6539)]