2018206788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{6679}}^1$

素因数の和:6861

約数の個数: 72

約数和(自身を含む): 5134248000

約数和(自身を除く): 3116041212

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 149, 156, 169, 298, 338, 447, 507, 596, 676, 894, 1014, 1788, 1937, 2028, 3874, 5811, 6679, 7748, 11622, 13358, 20037, 23244, 25181, 26716, 40074, 50362, 75543, 80148, 86827, 100724, 151086, 173654, 260481, 302172, 347308, 520962, 995171, 1041924, 1128751, 1990342, 2257502, 2985513, 3386253, 3980684, 4515004, 5971026, 6772506, 11942052, 12937223, 13545012, 25874446, 38811669, 51748892, 77623338, 155246676, 168183899, 336367798, 504551697, 672735596, 1009103394, 2018206788]

約数ペア:

[(1, 2018206788), (2, 1009103394), (3, 672735596), (4, 504551697), (6, 336367798), (12, 168183899), (13, 155246676), (26, 77623338), (39, 51748892), (52, 38811669), (78, 25874446), (149, 13545012), (156, 12937223), (169, 11942052), (298, 6772506), (338, 5971026), (447, 4515004), (507, 3980684), (596, 3386253), (676, 2985513), (894, 2257502), (1014, 1990342), (1788, 1128751), (1937, 1041924), (2028, 995171), (3874, 520962), (5811, 347308), (6679, 302172), (7748, 260481), (11622, 173654), (13358, 151086), (20037, 100724), (23244, 86827), (25181, 80148), (26716, 75543), (40074, 50362)]