19309264

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:264

約数の個数: 60

約数和(自身を含む): 41821356

約数和(自身を除く): 22512092

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 169, 193, 208, 296, 338, 386, 481, 592, 676, 772, 962, 1352, 1544, 1924, 2509, 2704, 3088, 3848, 5018, 6253, 7141, 7696, 10036, 12506, 14282, 20072, 25012, 28564, 32617, 40144, 50024, 57128, 65234, 92833, 100048, 114256, 130468, 185666, 260936, 371332, 521872, 742664, 1206829, 1485328, 2413658, 4827316, 9654632, 19309264]

約数ペア:

[(1, 19309264), (2, 9654632), (4, 4827316), (8, 2413658), (13, 1485328), (16, 1206829), (26, 742664), (37, 521872), (52, 371332), (74, 260936), (104, 185666), (148, 130468), (169, 114256), (193, 100048), (208, 92833), (296, 65234), (338, 57128), (386, 50024), (481, 40144), (592, 32617), (676, 28564), (772, 25012), (962, 20072), (1352, 14282), (1544, 12506), (1924, 10036), (2509, 7696), (2704, 7141), (3088, 6253), (3848, 5018)]