19005455792

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{1951}}^1\times {\mathrm{14159}}^1$

素因数の和:16161

約数の個数: 40

約数和(自身を含む): 37701396480

約数和(自身を除く): 18695940688

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1951, 3902, 7804, 14159, 15608, 28318, 31216, 56636, 83893, 113272, 167786, 226544, 335572, 608837, 671144, 1217674, 1342288, 2435348, 4870696, 9741392, 27624209, 55248418, 110496836, 220993672, 441987344, 1187840987, 2375681974, 4751363948, 9502727896, 19005455792]

約数ペア:

[(1, 19005455792), (2, 9502727896), (4, 4751363948), (8, 2375681974), (16, 1187840987), (43, 441987344), (86, 220993672), (172, 110496836), (344, 55248418), (688, 27624209), (1951, 9741392), (3902, 4870696), (7804, 2435348), (14159, 1342288), (15608, 1217674), (28318, 671144), (31216, 608837), (56636, 335572), (83893, 226544), (113272, 167786)]