18963532

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9539}}^1$

素因数の和:9621

約数の個数: 24

約数和(自身を含む): 38465280

約数和(自身を除く): 19501748

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 9539, 19078, 38156, 66773, 133546, 267092, 677269, 1354538, 2709076, 4740883, 9481766, 18963532]

約数ペア:

[(1, 18963532), (2, 9481766), (4, 4740883), (7, 2709076), (14, 1354538), (28, 677269), (71, 267092), (142, 133546), (284, 66773), (497, 38156), (994, 19078), (1988, 9539)]