20933308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 41932800

約数和(自身を除く): 20999492

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 103, 124, 149, 206, 298, 341, 412, 596, 682, 1133, 1364, 1639, 2266, 3193, 3278, 4532, 4619, 6386, 6556, 9238, 12772, 15347, 18476, 30694, 35123, 50809, 61388, 70246, 101618, 140492, 168817, 203236, 337634, 475757, 675268, 951514, 1903028, 5233327, 10466654, 20933308]

約数ペア:

[(1, 20933308), (2, 10466654), (4, 5233327), (11, 1903028), (22, 951514), (31, 675268), (44, 475757), (62, 337634), (103, 203236), (124, 168817), (149, 140492), (206, 101618), (298, 70246), (341, 61388), (412, 50809), (596, 35123), (682, 30694), (1133, 18476), (1364, 15347), (1639, 12772), (2266, 9238), (3193, 6556), (3278, 6386), (4532, 4619)]