19181344

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{941}}^1$

素因数の和:978

約数の個数: 72

約数和(自身を含む): 47358108

約数和(自身を除く): 28176764

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 941, 1274, 1456, 1568, 1882, 2548, 2912, 3764, 5096, 6587, 7528, 10192, 12233, 13174, 15056, 20384, 24466, 26348, 30112, 46109, 48932, 52696, 85631, 92218, 97864, 105392, 171262, 184436, 195728, 210784, 342524, 368872, 391456, 599417, 685048, 737744, 1198834, 1370096, 1475488, 2397668, 2740192, 4795336, 9590672, 19181344]

約数ペア:

[(1, 19181344), (2, 9590672), (4, 4795336), (7, 2740192), (8, 2397668), (13, 1475488), (14, 1370096), (16, 1198834), (26, 737744), (28, 685048), (32, 599417), (49, 391456), (52, 368872), (56, 342524), (91, 210784), (98, 195728), (104, 184436), (112, 171262), (182, 105392), (196, 97864), (208, 92218), (224, 85631), (364, 52696), (392, 48932), (416, 46109), (637, 30112), (728, 26348), (784, 24466), (941, 20384), (1274, 15056), (1456, 13174), (1568, 12233), (1882, 10192), (2548, 7528), (2912, 6587), (3764, 5096)]