19781424

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{10567}}^1$

素因数の和:10594

約数の個数: 60

約数和(自身を含む): 59624656

約数和(自身を除く): 39843232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 10567, 21134, 31701, 42268, 63402, 84536, 95103, 126804, 137371, 169072, 190206, 253608, 274742, 380412, 412113, 507216, 549484, 760824, 824226, 1098968, 1236339, 1521648, 1648452, 2197936, 2472678, 3296904, 4945356, 6593808, 9890712, 19781424]

約数ペア:

[(1, 19781424), (2, 9890712), (3, 6593808), (4, 4945356), (6, 3296904), (8, 2472678), (9, 2197936), (12, 1648452), (13, 1521648), (16, 1236339), (18, 1098968), (24, 824226), (26, 760824), (36, 549484), (39, 507216), (48, 412113), (52, 380412), (72, 274742), (78, 253608), (104, 190206), (117, 169072), (144, 137371), (156, 126804), (208, 95103), (234, 84536), (312, 63402), (468, 42268), (624, 31701), (936, 21134), (1872, 10567)]