1920820276

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{28051}}^1$

素因数の和:28144

約数の個数: 48

約数和(自身を含む): 3817316160

約数和(自身を除く): 1896495884

約数列:

[1, 2, 4, 17, 19, 34, 38, 53, 68, 76, 106, 212, 323, 646, 901, 1007, 1292, 1802, 2014, 3604, 4028, 17119, 28051, 34238, 56102, 68476, 112204, 476867, 532969, 953734, 1065938, 1486703, 1907468, 2131876, 2973406, 5946812, 9060473, 18120946, 25273951, 28247357, 36241892, 50547902, 56494714, 101095804, 112989428, 480205069, 960410138, 1920820276]

約数ペア:

[(1, 1920820276), (2, 960410138), (4, 480205069), (17, 112989428), (19, 101095804), (34, 56494714), (38, 50547902), (53, 36241892), (68, 28247357), (76, 25273951), (106, 18120946), (212, 9060473), (323, 5946812), (646, 2973406), (901, 2131876), (1007, 1907468), (1292, 1486703), (1802, 1065938), (2014, 953734), (3604, 532969), (4028, 476867), (17119, 112204), (28051, 68476), (34238, 56102)]