30434768

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20903}}^1$

素因数の和:20931

約数の個数: 40

約数和(自身を含む): 72578688

約数和(自身を除く): 42143920

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 20903, 41806, 83612, 146321, 167224, 271739, 292642, 334448, 543478, 585284, 1086956, 1170568, 1902173, 2173912, 2341136, 3804346, 4347824, 7608692, 15217384, 30434768]

約数ペア:

[(1, 30434768), (2, 15217384), (4, 7608692), (7, 4347824), (8, 3804346), (13, 2341136), (14, 2173912), (16, 1902173), (26, 1170568), (28, 1086956), (52, 585284), (56, 543478), (91, 334448), (104, 292642), (112, 271739), (182, 167224), (208, 146321), (364, 83612), (728, 41806), (1456, 20903)]