19191816

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{4231}}^1$

素因数の和:4256

約数の個数: 80

約数和(自身を含む): 61448640

約数和(自身を除く): 42256824

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 648, 756, 1134, 1512, 2268, 4231, 4536, 8462, 12693, 16924, 25386, 29617, 33848, 38079, 50772, 59234, 76158, 88851, 101544, 114237, 118468, 152316, 177702, 228474, 236936, 266553, 304632, 342711, 355404, 456948, 533106, 685422, 710808, 799659, 913896, 1066212, 1370844, 1599318, 2132424, 2398977, 2741688, 3198636, 4797954, 6397272, 9595908, 19191816]

約数ペア:

[(1, 19191816), (2, 9595908), (3, 6397272), (4, 4797954), (6, 3198636), (7, 2741688), (8, 2398977), (9, 2132424), (12, 1599318), (14, 1370844), (18, 1066212), (21, 913896), (24, 799659), (27, 710808), (28, 685422), (36, 533106), (42, 456948), (54, 355404), (56, 342711), (63, 304632), (72, 266553), (81, 236936), (84, 228474), (108, 177702), (126, 152316), (162, 118468), (168, 114237), (189, 101544), (216, 88851), (252, 76158), (324, 59234), (378, 50772), (504, 38079), (567, 33848), (648, 29617), (756, 25386), (1134, 16924), (1512, 12693), (2268, 8462), (4231, 4536)]