20319144

素因数分解:

$2^3\times 3^1\times {\mathrm{421}}^1\times {\mathrm{2011}}^1$

素因数の和:2441

約数の個数: 32

約数和(自身を含む): 50943840

約数和(自身を除く): 30624696

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 421, 842, 1263, 1684, 2011, 2526, 3368, 4022, 5052, 6033, 8044, 10104, 12066, 16088, 24132, 48264, 846631, 1693262, 2539893, 3386524, 5079786, 6773048, 10159572, 20319144]

約数ペア:

[(1, 20319144), (2, 10159572), (3, 6773048), (4, 5079786), (6, 3386524), (8, 2539893), (12, 1693262), (24, 846631), (421, 48264), (842, 24132), (1263, 16088), (1684, 12066), (2011, 10104), (2526, 8044), (3368, 6033), (4022, 5052)]