19415448

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20743}}^1$

素因数の和:20768

約数の個数: 48

約数和(自身を含む): 56631120

約数和(自身を除く): 37215672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 20743, 41486, 62229, 82972, 124458, 165944, 186687, 248916, 269659, 373374, 497832, 539318, 746748, 808977, 1078636, 1493496, 1617954, 2157272, 2426931, 3235908, 4853862, 6471816, 9707724, 19415448]

約数ペア:

[(1, 19415448), (2, 9707724), (3, 6471816), (4, 4853862), (6, 3235908), (8, 2426931), (9, 2157272), (12, 1617954), (13, 1493496), (18, 1078636), (24, 808977), (26, 746748), (36, 539318), (39, 497832), (52, 373374), (72, 269659), (78, 248916), (104, 186687), (117, 165944), (156, 124458), (234, 82972), (312, 62229), (468, 41486), (936, 20743)]