28667504

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{521}}^1$

素因数の和:729

約数の個数: 40

約数和(自身を含む): 58902480

約数和(自身を除く): 30234976

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 181, 304, 362, 521, 724, 1042, 1448, 2084, 2896, 3439, 4168, 6878, 8336, 9899, 13756, 19798, 27512, 39596, 55024, 79192, 94301, 158384, 188602, 377204, 754408, 1508816, 1791719, 3583438, 7166876, 14333752, 28667504]

約数ペア:

[(1, 28667504), (2, 14333752), (4, 7166876), (8, 3583438), (16, 1791719), (19, 1508816), (38, 754408), (76, 377204), (152, 188602), (181, 158384), (304, 94301), (362, 79192), (521, 55024), (724, 39596), (1042, 27512), (1448, 19798), (2084, 13756), (2896, 9899), (3439, 8336), (4168, 6878)]