31031528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{20743}}^1$

素因数の和:20777

約数の個数: 32

約数和(自身を含む): 67210560

約数和(自身を除く): 36179032

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 20743, 41486, 82972, 165944, 228173, 352631, 456346, 705262, 912692, 1410524, 1825384, 2821048, 3878941, 7757882, 15515764, 31031528]

約数ペア:

[(1, 31031528), (2, 15515764), (4, 7757882), (8, 3878941), (11, 2821048), (17, 1825384), (22, 1410524), (34, 912692), (44, 705262), (68, 456346), (88, 352631), (136, 228173), (187, 165944), (374, 82972), (748, 41486), (1496, 20743)]