1972984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 4062240

約数和(自身を除く): 2089256

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 311, 488, 622, 793, 1244, 1586, 2488, 3172, 4043, 6344, 8086, 16172, 18971, 32344, 37942, 75884, 151768, 246623, 493246, 986492, 1972984]

約数ペア:

[(1, 1972984), (2, 986492), (4, 493246), (8, 246623), (13, 151768), (26, 75884), (52, 37942), (61, 32344), (104, 18971), (122, 16172), (244, 8086), (311, 6344), (488, 4043), (622, 3172), (793, 2488), (1244, 1586)]