19765656

素因数分解:

$2^3\times 3^2\times {\mathrm{271}}^1\times {\mathrm{1013}}^1$

素因数の和:1296

約数の個数: 48

約数和(自身を含む): 53782560

約数和(自身を除く): 34016904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 271, 542, 813, 1013, 1084, 1626, 2026, 2168, 2439, 3039, 3252, 4052, 4878, 6078, 6504, 8104, 9117, 9756, 12156, 18234, 19512, 24312, 36468, 72936, 274523, 549046, 823569, 1098092, 1647138, 2196184, 2470707, 3294276, 4941414, 6588552, 9882828, 19765656]

約数ペア:

[(1, 19765656), (2, 9882828), (3, 6588552), (4, 4941414), (6, 3294276), (8, 2470707), (9, 2196184), (12, 1647138), (18, 1098092), (24, 823569), (36, 549046), (72, 274523), (271, 72936), (542, 36468), (813, 24312), (1013, 19512), (1084, 18234), (1626, 12156), (2026, 9756), (2168, 9117), (2439, 8104), (3039, 6504), (3252, 6078), (4052, 4878)]