20474388

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 57002400

約数和(自身を除く): 36528012

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 149, 198, 298, 347, 396, 447, 596, 694, 894, 1041, 1341, 1388, 1639, 1788, 2082, 2682, 3123, 3278, 3817, 4164, 4917, 5364, 6246, 6556, 7634, 9834, 11451, 12492, 14751, 15268, 19668, 22902, 29502, 34353, 45804, 51703, 59004, 68706, 103406, 137412, 155109, 206812, 310218, 465327, 568733, 620436, 930654, 1137466, 1706199, 1861308, 2274932, 3412398, 5118597, 6824796, 10237194, 20474388]

約数ペア:

[(1, 20474388), (2, 10237194), (3, 6824796), (4, 5118597), (6, 3412398), (9, 2274932), (11, 1861308), (12, 1706199), (18, 1137466), (22, 930654), (33, 620436), (36, 568733), (44, 465327), (66, 310218), (99, 206812), (132, 155109), (149, 137412), (198, 103406), (298, 68706), (347, 59004), (396, 51703), (447, 45804), (596, 34353), (694, 29502), (894, 22902), (1041, 19668), (1341, 15268), (1388, 14751), (1639, 12492), (1788, 11451), (2082, 9834), (2682, 7634), (3123, 6556), (3278, 6246), (3817, 5364), (4164, 4917)]