1821940514

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{10079}}^1$

素因数の和:10238

約数の個数: 32

約数和(自身を含む): 2961100800

約数和(自身を除く): 1139160286

約数列:

[1, 2, 19, 38, 67, 71, 134, 142, 1273, 1349, 2546, 2698, 4757, 9514, 10079, 20158, 90383, 180766, 191501, 383002, 675293, 715609, 1350586, 1431218, 12830567, 13596571, 25661134, 27193142, 47945803, 95891606, 910970257, 1821940514]

約数ペア:

[(1, 1821940514), (2, 910970257), (19, 95891606), (38, 47945803), (67, 27193142), (71, 25661134), (134, 13596571), (142, 12830567), (1273, 1431218), (1349, 1350586), (2546, 715609), (2698, 675293), (4757, 383002), (9514, 191501), (10079, 180766), (20158, 90383)]