31671328

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4007}}^1$

素因数の和:4049

約数の個数: 48

約数和(自身を含む): 70701120

約数和(自身を除く): 39029792

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 4007, 7904, 8014, 16028, 32056, 52091, 64112, 76133, 104182, 128224, 152266, 208364, 304532, 416728, 609064, 833456, 989729, 1218128, 1666912, 1979458, 2436256, 3958916, 7917832, 15835664, 31671328]

約数ペア:

[(1, 31671328), (2, 15835664), (4, 7917832), (8, 3958916), (13, 2436256), (16, 1979458), (19, 1666912), (26, 1218128), (32, 989729), (38, 833456), (52, 609064), (76, 416728), (104, 304532), (152, 208364), (208, 152266), (247, 128224), (304, 104182), (416, 76133), (494, 64112), (608, 52091), (988, 32056), (1976, 16028), (3952, 8014), (4007, 7904)]