15835664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4007}}^1$

素因数の和:4047

約数の個数: 40

約数和(自身を含む): 34789440

約数和(自身を除く): 18953776

約数列:

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

約数ペア:

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