1900983478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1\times {\mathrm{1109}}^1$

素因数の和:1780

約数の個数: 32

約数和(自身を含む): 3047616000

約数和(自身を除く): 1146632522

約数列:

[1, 2, 19, 38, 79, 158, 571, 1109, 1142, 1501, 2218, 3002, 10849, 21071, 21698, 42142, 45109, 87611, 90218, 175222, 633239, 857071, 1266478, 1664609, 1714142, 3329218, 12031541, 24063082, 50025881, 100051762, 950491739, 1900983478]

約数ペア:

[(1, 1900983478), (2, 950491739), (19, 100051762), (38, 50025881), (79, 24063082), (158, 12031541), (571, 3329218), (1109, 1714142), (1142, 1664609), (1501, 1266478), (2218, 857071), (3002, 633239), (10849, 175222), (21071, 90218), (21698, 87611), (42142, 45109)]